Finding the Fourth Proportional to 573,425.34, 791,233.83 and 318,769.98

Step by Step Solution

1. Step 1: Write the proportion equation
   573,425.34 : 791,233.83 = 318,769.98 : x
2. Step 2: Convert to fraction form
   573,425.34/791,233.83 = 318,769.98/x
3. Step 3: Cross multiply
   573,425.34x = 791,233.83 × 318,769.98
4. Step 4: Simplify right side
   573,425.34x = 252,221,592,164.42
5. Step 5: Solve for x
   x = 252,221,592,164.42/573,425.34
6. Step 6: Final answer
   x = 439,850.80