We're going to solve 3871 multiplied by 1445
3871 × 1445 = 1445 × (3871)
+ 1445 × 1 resulting in 1445
+ 1445 × 70 producing 101150
+ 1445 × 800 that results in 1156000
+ 1445 × 3000 that equals 4335000

= 5593595
