Finding the Fourth Proportional to 16,616.86, 22,930.23 and 9,165.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,616.86 : 22,930.23 = 9,165.02 : x
2. Step 2: Convert to fraction form
   16,616.86/22,930.23 = 9,165.02/x
3. Step 3: Cross multiply
   16,616.86x = 22,930.23 × 9,165.02
4. Step 4: Simplify right side
   16,616.86x = 210,156,016.55
5. Step 5: Solve for x
   x = 210,156,016.55/16,616.86
6. Step 6: Final answer
   x = 12,647.16