Alright, let's work through 7420 times 7224 step by step
7420 × 7224 = 7224 × (7420)
+ 7224 × 0 which equals 0
+ 7224 × 20 that equals 144480
+ 7224 × 400 which equals 2889600
+ 7224 × 7000 producing 50568000

= 53602080
