Finding the Fourth Proportional to 16,648.29, 22,974.66 and 9,576.09

Step by Step Solution

1. Step 1: Write the proportion equation
   16,648.29 : 22,974.66 = 9,576.09 : x
2. Step 2: Convert to fraction form
   16,648.29/22,974.66 = 9,576.09/x
3. Step 3: Cross multiply
   16,648.29x = 22,974.66 × 9,576.09
4. Step 4: Simplify right side
   16,648.29x = 220,007,411.88
5. Step 5: Solve for x
   x = 220,007,411.88/16,648.29
6. Step 6: Final answer
   x = 13,215.02