Finding the Fourth Proportional to 22,367.52, 30,867.24 and 12,807.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,367.52 : 30,867.24 = 12,807.56 : x
2. Step 2: Convert to fraction form
   22,367.52/30,867.24 = 12,807.56/x
3. Step 3: Cross multiply
   22,367.52x = 30,867.24 × 12,807.56
4. Step 4: Simplify right side
   22,367.52x = 395,333,983.19
5. Step 5: Solve for x
   x = 395,333,983.19/22,367.52
6. Step 6: Final answer
   x = 17,674.47