That's the exact same card that I have, love it and it works great! 😀 Unfortunately, I can't help ya with the W98 drivers, and when I bought mine (a used Dell pull) it was installed directly into a WXP box.
FWIW, if you (or anyone else) installs one in an XP box, here are direct links to CL's drivers, driver updates, manuals, and other such stuff (note that the "(# - " is the order in which to install them for best results):
Creative Labs Sound Blaster Downloads, Drivers, and Support
http://support.creative.com/Products/product_ … e=Sound+Blaster
Creative Labs Sound Blaster Live! Value Manuals
ftp://ftp.farlep.net/pub/doc/techdocs/sblivevalue.pdf (CT4670 - CT4690.pdf)
http://ccftp.creative.com/manualdn/Manuals/TS … BLive!Value.pdf (CT4670.pdf)
http://web.archive.org/web/20010602032121/htt … BLivePlayer.pdf (CT4760.pdf)
http://ccftp.creative.com/manualdn/Manuals/TS … 790/English.pdf (SB0060.pdf)
http://web.archive.org/web/20010602032121/htt … ls/LiveAddn.pdf (Sound Blaster Live! Addendum.pdf)
Creative Labs Sound Blaster Live! Value User's Guide - CT4780
(Dell OEM - October 15, 2002 and earlier)
http://support.dell.com/support/edocs/acc/9624P/En/index.htm (Index.htm)
http://support.dell.com/support/edocs/acc/9624P/En/En.exe
Creative Labs Sound Blaster Live! Drivers - LiveDrvUni Pack (English)
(1 - LiveDrvUni-Pack(ENG).exe)
Release Date: February 28, 2003
http://support.creative.com/downloads/downloa … DownloadId=1926
asia.creative.com/support/downloads/dow ... &details=1
ccfiles.creative.com/manualdn/Drivers/O ... k(ENG).exe
Creative PlayCenter 3
(2 - PlayCenter3_02_52.exe)
Release Date : February 28, 2003
http://support.creative.com/downloads/downloa … DownloadId=1831
http://ccftp.creative.com/manualdn/Applicatio … nter3_02_52.exe
Creative PlayCenter Download for Creative Sound Blaster Live! series audio cards version 3.02.70
(3 - PlCFull_PCApp_3_02_70.exe)
Release Date : December 24, 2003
http://support.creative.com/downloads/downloa … DownloadId=7488
http://ccfiles.creative.com/manualdn/Applicat … APP_3_02_70.exe
Creative PlayCenter patch for Creative Sound Blaster Live! series audio cards version 3.02.71
(4 - PlCPatch_PCApp_3_02_71.exe)
Release Date : February 23, 2004
http://support.creative.com/downloads/downloa … DownloadId=7579
http://ccfiles.creative.com/manualdn/Applicat … APP_3_02_71.exe
Creative Labs Sound Blaster Live! DriverPack - MiniDisc Center (English only)
(5 - MiniDisc1_01_15.exe)
Release Date : July 17, 2002
http://support.creative.com/downloads/downloa … ?nDownloadId=97
http://ccftp.creative.com/manualdn/Applicatio … Disc1_01_15.exe
Creative Disc Detector Patch
(6 - DDInsUpd.exe)
Release Date : April 1, 2003
http://support.creative.com/downloads/downloa … DownloadId=2146
http://ccftp.creative.com/manualdn/Applicatio … 46/DDINSUPD.EXE
Vienna SoundFont Studio v2.40.60
(7 - VieSFM_PCApp_LB_2_40_60.exe)
http://www.soundblaster.com/soundfont/downloads.asp
http://asia.creative.com/support/downloads/do … &y=16&details=1
http://asia.creative.com/support/downloads/do … _LB_2_40_60.exe
http://ccfiles.creative.com/manualdn/Applicat … _LB_2_40_60.exe