Alright, let's work through 1253 times 7157 step by step
1253 × 7157 = 7157 × (1253)
+ 7157 × 3 resulting in 21471
+ 7157 × 50 what gives us 357850
+ 7157 × 200 that equals 1431400
+ 7157 × 1000 yielding 7157000

= 8967721
