Finding the Fourth Proportional to 17,112.18, 23,614.85 and 9,660.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,112.18 : 23,614.85 = 9,660.18 : x
2. Step 2: Convert to fraction form
   17,112.18/23,614.85 = 9,660.18/x
3. Step 3: Cross multiply
   17,112.18x = 23,614.85 × 9,660.18
4. Step 4: Simplify right side
   17,112.18x = 228,123,653.37
5. Step 5: Solve for x
   x = 228,123,653.37/17,112.18
6. Step 6: Final answer
   x = 13,331.07