Alright, let's work through 4277 times 642 step by step
4277 × 642 = 642 × (4277)
+ 642 × 7 giving us 4494
+ 642 × 70 that results in 44940
+ 642 × 200 that results in 128400
+ 642 × 4000 that is equal 2568000

= 2745834
