Finding the Fourth Proportional to 187,498.80, 258,717.24 and 106,932.15

Step by Step Solution

1. Step 1: Write the proportion equation
   187,498.80 : 258,717.24 = 106,932.15 : x
2. Step 2: Convert to fraction form
   187,498.80/258,717.24 = 106,932.15/x
3. Step 3: Cross multiply
   187,498.80x = 258,717.24 × 106,932.15
4. Step 4: Simplify right side
   187,498.80x = 27,665,190,715.27
5. Step 5: Solve for x
   x = 27,665,190,715.27/187,498.80
6. Step 6: Final answer
   x = 147,548.63