Finding the Fourth Proportional to 743,299.98, 1,025,662.50 and 452,806.10

Step by Step Solution

1. Step 1: Write the proportion equation
   743,299.98 : 1,025,662.50 = 452,806.10 : x
2. Step 2: Convert to fraction form
   743,299.98/1,025,662.50 = 452,806.10/x
3. Step 3: Cross multiply
   743,299.98x = 1,025,662.50 × 452,806.10
4. Step 4: Simplify right side
   743,299.98x = 464,426,236,541.25
5. Step 5: Solve for x
   x = 464,426,236,541.25/743,299.98
6. Step 6: Final answer
   x = 624,816.69