Finding the Fourth Proportional to 151,632.30, 227,164.14 and 126,831.72

Step by Step Solution

1. Step 1: Write the proportion equation
   151,632.30 : 227,164.14 = 126,831.72 : x
2. Step 2: Convert to fraction form
   151,632.30/227,164.14 = 126,831.72/x
3. Step 3: Cross multiply
   151,632.30x = 227,164.14 × 126,831.72
4. Step 4: Simplify right side
   151,632.30x = 28,811,618,598.52
5. Step 5: Solve for x
   x = 28,811,618,598.52/151,632.30
6. Step 6: Final answer
   x = 190,009.77