Alright, let's work through 7780 times 4409 step by step
7780 × 4409 = 4409 × (7780)
+ 4409 × 0 producing 0
+ 4409 × 80 producing 352720
+ 4409 × 700 yielding 3086300
+ 4409 × 7000 what gives us 30863000

= 34302020
