Alright, let's work through 7200 times 7780 step by step
7200 × 7780 = 7780 × (7200)
+ 7780 × 0 giving us 0
+ 7780 × 00 giving us 0
+ 7780 × 200 what gives us 1556000
+ 7780 × 7000 that equals 54460000

= 56016000
