Alright, let's work through 1768 times 7100 step by step
1768 × 7100 = 7100 × (1768)
+ 7100 × 8 what gives us 56800
+ 7100 × 60 that results in 426000
+ 7100 × 700 yielding 4970000
+ 7100 × 1000 yielding 7100000

= 12552800
