Finding the Fourth Proportional to 1,354,946.86, 1,869,861 and 743,123.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354,946.86 : 1,869,861 = 743,123.98 : x
2. Step 2: Convert to fraction form
   1,354,946.86/1,869,861 = 743,123.98/x
3. Step 3: Cross multiply
   1,354,946.86x = 1,869,861 × 743,123.98
4. Step 4: Simplify right side
   1,354,946.86x = 1,389,538,548,366.78
5. Step 5: Solve for x
   x = 1,389,538,548,366.78/1,354,946.86
6. Step 6: Final answer
   x = 1,025,529.92