Finding the Fourth Proportional to 16,530.52, 22,811.71 and 9,456.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,530.52 : 22,811.71 = 9,456.48 : x
2. Step 2: Convert to fraction form
   16,530.52/22,811.71 = 9,456.48/x
3. Step 3: Cross multiply
   16,530.52x = 22,811.71 × 9,456.48
4. Step 4: Simplify right side
   16,530.52x = 215,718,479.38
5. Step 5: Solve for x
   x = 215,718,479.38/16,530.52
6. Step 6: Final answer
   x = 13,049.71