Alright, let's work through 1031 times 4120 step by step
1031 × 4120 = 4120 × (1031)
+ 4120 × 1 that is equal 4120
+ 4120 × 30 that results in 123600
+ 4120 × 000 resulting in 0
+ 4120 × 1000 that results in 4120000

= 4247720
