Finding the Fourth Proportional to 769,474.71, 1,061,872.88 and 429,943.23

Step by Step Solution

1. Step 1: Write the proportion equation
   769,474.71 : 1,061,872.88 = 429,943.23 : x
2. Step 2: Convert to fraction form
   769,474.71/1,061,872.88 = 429,943.23/x
3. Step 3: Cross multiply
   769,474.71x = 1,061,872.88 × 429,943.23
4. Step 4: Simplify right side
   769,474.71x = 456,545,053,726.89
5. Step 5: Solve for x
   x = 456,545,053,726.89/769,474.71
6. Step 6: Final answer
   x = 593,320.41