Alright, let's work through 4405 times 7851 step by step
4405 × 7851 = 7851 × (4405)
+ 7851 × 5 yielding 39255
+ 7851 × 00 that equals 0
+ 7851 × 400 that is equal 3140400
+ 7851 × 4000 that results in 31404000

= 34583655
