Alright, let's work through 4542 times 4786 step by step
4542 × 4786 = 4786 × (4542)
+ 4786 × 2 yielding 9572
+ 4786 × 40 what gives us 191440
+ 4786 × 500 that is equal 2393000
+ 4786 × 4000 yielding 19144000

= 21738012
