No problem, we've got 3901 and 7431 to multiply
3901 × 7431 = 7431 × (3901)
+ 7431 × 1 that equals 7431
+ 7431 × 00 yielding 0
+ 7431 × 900 that results in 6687900
+ 7431 × 3000 what gives us 22293000

= 28988331
