Finding the Fourth Proportional to 573,566.91, 791,505.60 and 315,443.59

Step by Step Solution

1. Step 1: Write the proportion equation
   573,566.91 : 791,505.60 = 315,443.59 : x
2. Step 2: Convert to fraction form
   573,566.91/791,505.60 = 315,443.59/x
3. Step 3: Cross multiply
   573,566.91x = 791,505.60 × 315,443.59
4. Step 4: Simplify right side
   573,566.91x = 249,675,364,807.43
5. Step 5: Solve for x
   x = 249,675,364,807.43/573,566.91
6. Step 6: Final answer
   x = 435,302.95