Finding the Fourth Proportional to 331,462.32, 497,411.40 and 181,807.50

Step by Step Solution

1. Step 1: Write the proportion equation
   331,462.32 : 497,411.40 = 181,807.50 : x
2. Step 2: Convert to fraction form
   331,462.32/497,411.40 = 181,807.50/x
3. Step 3: Cross multiply
   331,462.32x = 497,411.40 × 181,807.50
4. Step 4: Simplify right side
   331,462.32x = 90,433,123,105.50
5. Step 5: Solve for x
   x = 90,433,123,105.50/331,462.32
6. Step 6: Final answer
   x = 272,830.78