Finding the Fourth Proportional to 22,341.69, 30,831.37 and 12,132.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,341.69 : 30,831.37 = 12,132.92 : x
2. Step 2: Convert to fraction form
   22,341.69/30,831.37 = 12,132.92/x
3. Step 3: Cross multiply
   22,341.69x = 30,831.37 × 12,132.92
4. Step 4: Simplify right side
   22,341.69x = 374,074,592.45
5. Step 5: Solve for x
   x = 374,074,592.45/22,341.69
6. Step 6: Final answer
   x = 16,743.34