Finding the Fourth Proportional to 187,662.48, 258,909.89 and 107,032.02

Step by Step Solution

1. Step 1: Write the proportion equation
   187,662.48 : 258,909.89 = 107,032.02 : x
2. Step 2: Convert to fraction form
   187,662.48/258,909.89 = 107,032.02/x
3. Step 3: Cross multiply
   187,662.48x = 258,909.89 × 107,032.02
4. Step 4: Simplify right side
   187,662.48x = 27,711,647,989.52
5. Step 5: Solve for x
   x = 27,711,647,989.52/187,662.48
6. Step 6: Final answer
   x = 147,667.49