We're going to solve 7345 multiplied by 3121
7345 × 3121 = 3121 × (7345)
+ 3121 × 5 which equals 15605
+ 3121 × 40 yielding 124840
+ 3121 × 300 yielding 936300
+ 3121 × 7000 that is equal 21847000

= 22923745
