No problem, we've got 9489 and 3912 to multiply
9489 × 3912 = 3912 × (9489)
+ 3912 × 9 what gives us 35208
+ 3912 × 80 what gives us 312960
+ 3912 × 400 that is equal 1564800
+ 3912 × 9000 giving us 35208000

= 37120968
