Alright, let's work through 8428 times 2272 step by step
8428 × 2272 = 2272 × (8428)
+ 2272 × 8 which equals 18176
+ 2272 × 20 what gives us 45440
+ 2272 × 400 that is equal 908800
+ 2272 × 8000 that equals 18176000

= 19148416
