Finding the Fourth Proportional to 16,616.79, 22,930.63 and 9,446.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,616.79 : 22,930.63 = 9,446.27 : x
2. Step 2: Convert to fraction form
   16,616.79/22,930.63 = 9,446.27/x
3. Step 3: Cross multiply
   16,616.79x = 22,930.63 × 9,446.27
4. Step 4: Simplify right side
   16,616.79x = 216,608,783.98
5. Step 5: Solve for x
   x = 216,608,783.98/16,616.79
6. Step 6: Final answer
   x = 13,035.54