dongato1306 if you expect help, please be more accurate.
1. there's no
cab#.bin files
2. 2nd file is 1.0405.725 or 1.405.725
3. it's in kB or KB unit (yes, it makes difference

)? I suppose that's not kb
So if it's 1405725kB I don't understand what's the problem: 3210204 + 1405725 = 4615929 < 4700000 kB