Alright, let's work through 1394 times 2103 step by step
1394 × 2103 = 2103 × (1394)
+ 2103 × 4 which equals 8412
+ 2103 × 90 producing 189270
+ 2103 × 300 yielding 630900
+ 2103 × 1000 producing 2103000

= 2931582
