Alright, let's work through 84294839 times 76995046 step by step
84294839 × 76995046 = 76995046 × (84294839)
+ 76995046 × 9 that results in 692955414
+ 76995046 × 30 what gives us 2309851380
+ 76995046 × 800 that results in 61596036800
+ 76995046 × 4000 which equals 307980184000
+ 76995046 × 90000 which equals 6929554140000
+ 76995046 × 200000 what gives us 15399009200000
+ 76995046 × 4000000 what gives us 307980184000000
+ 76995046 × 80000000 yielding 6159603680000000

= 6490285006367594
