We're going to solve 2943 multiplied by 7161
2943 × 7161 = 7161 × (2943)
+ 7161 × 3 that equals 21483
+ 7161 × 40 producing 286440
+ 7161 × 900 producing 6444900
+ 7161 × 2000 yielding 14322000

= 21074823
