Alright, let's work through 67490289 times 41316678 step by step
67490289 × 41316678 = 41316678 × (67490289)
+ 41316678 × 9 that results in 371850102
+ 41316678 × 80 that equals 3305334240
+ 41316678 × 200 that is equal 8263335600
+ 41316678 × 0000 resulting in 0
+ 41316678 × 90000 producing 3718501020000
+ 41316678 × 400000 which equals 16526671200000
+ 41316678 × 7000000 which equals 289216746000000
+ 41316678 × 60000000 yielding 2479000680000000

= 2788474538739942
