No problem, we've got 3785 and 4354 to multiply
3785 × 4354 = 4354 × (3785)
+ 4354 × 5 what gives us 21770
+ 4354 × 80 resulting in 348320
+ 4354 × 700 which equals 3047800
+ 4354 × 3000 which equals 13062000

= 16479890
