Finding the Fourth Proportional to 22,342.52, 30,831.48 and 12,269

Step by Step Solution

1. Step 1: Write the proportion equation
   22,342.52 : 30,831.48 = 12,269 : x
2. Step 2: Convert to fraction form
   22,342.52/30,831.48 = 12,269/x
3. Step 3: Cross multiply
   22,342.52x = 30,831.48 × 12,269
4. Step 4: Simplify right side
   22,342.52x = 378,271,428.12
5. Step 5: Solve for x
   x = 378,271,428.12/22,342.52
6. Step 6: Final answer
   x = 16,930.56