Alright, let's work through 1099 times 4503 step by step
1099 × 4503 = 4503 × (1099)
+ 4503 × 9 that is equal 40527
+ 4503 × 90 that equals 405270
+ 4503 × 000 resulting in 0
+ 4503 × 1000 that results in 4503000

= 4948797
