Alright, let's work through 7142 times 4157 step by step
7142 × 4157 = 4157 × (7142)
+ 4157 × 2 yielding 8314
+ 4157 × 40 giving us 166280
+ 4157 × 100 giving us 415700
+ 4157 × 7000 which equals 29099000

= 29689294
