We're going to solve 1591 multiplied by 7614
1591 × 7614 = 7614 × (1591)
+ 7614 × 1 producing 7614
+ 7614 × 90 that equals 685260
+ 7614 × 500 producing 3807000
+ 7614 × 1000 giving us 7614000

= 12113874
