Alright, let's work through 1099 times 4945 step by step
1099 × 4945 = 4945 × (1099)
+ 4945 × 9 that equals 44505
+ 4945 × 90 resulting in 445050
+ 4945 × 000 producing 0
+ 4945 × 1000 yielding 4945000

= 5434555
