Alright, let's work through 4505 times 2103 step by step
4505 × 2103 = 2103 × (4505)
+ 2103 × 5 resulting in 10515
+ 2103 × 00 that equals 0
+ 2103 × 500 which equals 1051500
+ 2103 × 4000 which equals 8412000

= 9474015
