Alright, let's work through 4254 times 5390 step by step
4254 × 5390 = 5390 × (4254)
+ 5390 × 4 resulting in 21560
+ 5390 × 50 that is equal 269500
+ 5390 × 200 that is equal 1078000
+ 5390 × 4000 which equals 21560000

= 22929060
