Finding the Fourth Proportional to 150,018.48, 225,061.20 and 56,525.04

Step by Step Solution

1. Step 1: Write the proportion equation
   150,018.48 : 225,061.20 = 56,525.04 : x
2. Step 2: Convert to fraction form
   150,018.48/225,061.20 = 56,525.04/x
3. Step 3: Cross multiply
   150,018.48x = 225,061.20 × 56,525.04
4. Step 4: Simplify right side
   150,018.48x = 12,721,593,332.45
5. Step 5: Solve for x
   x = 12,721,593,332.45/150,018.48
6. Step 6: Final answer
   x = 84,800.17