Alright, let's work through 3635 times 1232 step by step
3635 × 1232 = 1232 × (3635)
+ 1232 × 5 which equals 6160
+ 1232 × 30 that equals 36960
+ 1232 × 600 giving us 739200
+ 1232 × 3000 yielding 3696000

= 4478320
