Finding the Fourth Proportional to 560,498.58, 773,285.94 and 431,476.50

Step by Step Solution

1. Step 1: Write the proportion equation
   560,498.58 : 773,285.94 = 431,476.50 : x
2. Step 2: Convert to fraction form
   560,498.58/773,285.94 = 431,476.50/x
3. Step 3: Cross multiply
   560,498.58x = 773,285.94 × 431,476.50
4. Step 4: Simplify right side
   560,498.58x = 333,654,710,890.41
5. Step 5: Solve for x
   x = 333,654,710,890.41/560,498.58
6. Step 6: Final answer
   x = 595,281.99