We're going to solve 3981 multiplied by 1807
3981 × 1807 = 1807 × (3981)
+ 1807 × 1 producing 1807
+ 1807 × 80 that equals 144560
+ 1807 × 900 that results in 1626300
+ 1807 × 3000 which equals 5421000

= 7193667
