Alright, let's work through 84044545 times 43919172 step by step
84044545 × 43919172 = 43919172 × (84044545)
+ 43919172 × 5 that is equal 219595860
+ 43919172 × 40 what gives us 1756766880
+ 43919172 × 500 which equals 21959586000
+ 43919172 × 4000 that results in 175676688000
+ 43919172 × 40000 producing 1756766880000
+ 43919172 × 000000 resulting in 0
+ 43919172 × 4000000 resulting in 175676688000000
+ 43919172 × 80000000 that results in 3513533760000000

= 3691166827516740
