Alright, let's work through 3456 times 7540 step by step
3456 × 7540 = 7540 × (3456)
+ 7540 × 6 resulting in 45240
+ 7540 × 50 producing 377000
+ 7540 × 400 that is equal 3016000
+ 7540 × 3000 producing 22620000

= 26058240
