Alright, let's work through 1393 times 2658 step by step
1393 × 2658 = 2658 × (1393)
+ 2658 × 3 yielding 7974
+ 2658 × 90 resulting in 239220
+ 2658 × 300 that results in 797400
+ 2658 × 1000 that is equal 2658000

= 3702594
