Alright, let's work through 55307644 times 54175361 step by step
55307644 × 54175361 = 54175361 × (55307644)
+ 54175361 × 4 that equals 216701444
+ 54175361 × 40 that equals 2167014440
+ 54175361 × 600 what gives us 32505216600
+ 54175361 × 7000 what gives us 379227527000
+ 54175361 × 00000 resulting in 0
+ 54175361 × 300000 what gives us 16252608300000
+ 54175361 × 5000000 producing 270876805000000
+ 54175361 × 50000000 producing 2708768050000000

= 2996311579759484
