We're going to solve 4140 multiplied by 1215
4140 × 1215 = 1215 × (4140)
+ 1215 × 0 yielding 0
+ 1215 × 40 that results in 48600
+ 1215 × 100 that is equal 121500
+ 1215 × 4000 that equals 4860000

= 5030100
