Finding the Fourth Proportional to 514,422.65, 710,089.59 and 418,763.27

Step by Step Solution

1. Step 1: Write the proportion equation
   514,422.65 : 710,089.59 = 418,763.27 : x
2. Step 2: Convert to fraction form
   514,422.65/710,089.59 = 418,763.27/x
3. Step 3: Cross multiply
   514,422.65x = 710,089.59 × 418,763.27
4. Step 4: Simplify right side
   514,422.65x = 297,359,435,150.91
5. Step 5: Solve for x
   x = 297,359,435,150.91/514,422.65
6. Step 6: Final answer
   x = 578,044.99