Finding the Fourth Proportional to 152,760.87, 229,067.25 and 89,601.63

Step by Step Solution

1. Step 1: Write the proportion equation
   152,760.87 : 229,067.25 = 89,601.63 : x
2. Step 2: Convert to fraction form
   152,760.87/229,067.25 = 89,601.63/x
3. Step 3: Cross multiply
   152,760.87x = 229,067.25 × 89,601.63
4. Step 4: Simplify right side
   152,760.87x = 20,524,798,979.62
5. Step 5: Solve for x
   x = 20,524,798,979.62/152,760.87
6. Step 6: Final answer
   x = 134,359.01