Finding the Fourth Proportional to 16,456.50, 22,710.24 and 9,386.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.50 : 22,710.24 = 9,386.82 : x
2. Step 2: Convert to fraction form
   16,456.50/22,710.24 = 9,386.82/x
3. Step 3: Cross multiply
   16,456.50x = 22,710.24 × 9,386.82
4. Step 4: Simplify right side
   16,456.50x = 213,176,935.04
5. Step 5: Solve for x
   x = 213,176,935.04/16,456.50
6. Step 6: Final answer
   x = 12,953.97