Finding the Fourth Proportional to 16,147.27, 22,281.24 and 9,342.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,147.27 : 22,281.24 = 9,342.46 : x
2. Step 2: Convert to fraction form
   16,147.27/22,281.24 = 9,342.46/x
3. Step 3: Cross multiply
   16,147.27x = 22,281.24 × 9,342.46
4. Step 4: Simplify right side
   16,147.27x = 208,161,593.45
5. Step 5: Solve for x
   x = 208,161,593.45/16,147.27
6. Step 6: Final answer
   x = 12,891.44