Alright, let's work through 7670299 times 79205420 step by step
7670299 × 79205420 = 79205420 × (7670299)
+ 79205420 × 9 which equals 712848780
+ 79205420 × 90 what gives us 7128487800
+ 79205420 × 200 yielding 15841084000
+ 79205420 × 0000 which equals 0
+ 79205420 × 70000 giving us 5544379400000
+ 79205420 × 600000 resulting in 47523252000000
+ 79205420 × 7000000 yielding 554437940000000

= 607529253820580
