Alright, let's work through 2407 times 4078 step by step
2407 × 4078 = 4078 × (2407)
+ 4078 × 7 resulting in 28546
+ 4078 × 00 resulting in 0
+ 4078 × 400 producing 1631200
+ 4078 × 2000 producing 8156000

= 9815746
