We're going to solve 1943 multiplied by 1291
1943 × 1291 = 1291 × (1943)
+ 1291 × 3 producing 3873
+ 1291 × 40 producing 51640
+ 1291 × 900 producing 1161900
+ 1291 × 1000 that results in 1291000

= 2508413
