Alright, let's work through 79110100 times 78410222 step by step
79110100 × 78410222 = 78410222 × (79110100)
+ 78410222 × 0 which equals 0
+ 78410222 × 00 that equals 0
+ 78410222 × 100 yielding 7841022200
+ 78410222 × 0000 producing 0
+ 78410222 × 10000 producing 784102220000
+ 78410222 × 100000 which equals 7841022200000
+ 78410222 × 9000000 that results in 705691998000000
+ 78410222 × 70000000 yielding 5488715540000000

= 6203040503442200
