No problem, we've got 9487 and 8431 to multiply
9487 × 8431 = 8431 × (9487)
+ 8431 × 7 what gives us 59017
+ 8431 × 80 that results in 674480
+ 8431 × 400 that is equal 3372400
+ 8431 × 9000 what gives us 75879000

= 79984897
