Alright, let's work through 7307 times 7309 step by step
7307 × 7309 = 7309 × (7307)
+ 7309 × 7 resulting in 51163
+ 7309 × 00 giving us 0
+ 7309 × 300 what gives us 2192700
+ 7309 × 7000 that is equal 51163000

= 53406863
