Here ya go, I'm also including the full file zipped in attachment below.
Ran the intro and the sound worked fine in dosbox 0.73

[sound]
cache_size=448
device=57368
dma=5
initialize=1
irq=7
master_volume=22281
music=1
music_path1=C:\FALLOUT\data\sound\music\
music_path2=D:\data\sound\music\
music_volume=22281
port=544
sndfx_volume=22281
sounds=1
speech=1
speech_volume=22281

Thanks!!