Alright, let's work through 84005379 times 4523730 step by step
84005379 × 4523730 = 4523730 × (84005379)
+ 4523730 × 9 producing 40713570
+ 4523730 × 70 what gives us 316661100
+ 4523730 × 300 that equals 1357119000
+ 4523730 × 5000 that equals 22618650000
+ 4523730 × 00000 producing 0
+ 4523730 × 000000 resulting in 0
+ 4523730 × 4000000 what gives us 18094920000000
+ 4523730 × 80000000 that results in 361898400000000

= 380017653143670
