We're going to solve 8686 multiplied by 4690
8686 × 4690 = 4690 × (8686)
+ 4690 × 6 what gives us 28140
+ 4690 × 80 which equals 375200
+ 4690 × 600 that is equal 2814000
+ 4690 × 8000 that results in 37520000

= 40737340
