Finding the Fourth Proportional to 237,766.50, 356,398.38 and 87,910.56

Step by Step Solution

1. Step 1: Write the proportion equation
   237,766.50 : 356,398.38 = 87,910.56 : x
2. Step 2: Convert to fraction form
   237,766.50/356,398.38 = 87,910.56/x
3. Step 3: Cross multiply
   237,766.50x = 356,398.38 × 87,910.56
4. Step 4: Simplify right side
   237,766.50x = 31,331,181,168.89
5. Step 5: Solve for x
   x = 31,331,181,168.89/237,766.50
6. Step 6: Final answer
   x = 131,772.90