Finding the Fourth Proportional to 16,606.16, 22,916.76 and 9,154.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,606.16 : 22,916.76 = 9,154.16 : x
2. Step 2: Convert to fraction form
   16,606.16/22,916.76 = 9,154.16/x
3. Step 3: Cross multiply
   16,606.16x = 22,916.76 × 9,154.16
4. Step 4: Simplify right side
   16,606.16x = 209,783,687.72
5. Step 5: Solve for x
   x = 209,783,687.72/16,606.16
6. Step 6: Final answer
   x = 12,632.88