Finding the Fourth Proportional to 17,357.05, 23,952.72 and 9,399.27

Step by Step Solution

1. Step 1: Write the proportion equation
   17,357.05 : 23,952.72 = 9,399.27 : x
2. Step 2: Convert to fraction form
   17,357.05/23,952.72 = 9,399.27/x
3. Step 3: Cross multiply
   17,357.05x = 23,952.72 × 9,399.27
4. Step 4: Simplify right side
   17,357.05x = 225,138,035.52
5. Step 5: Solve for x
   x = 225,138,035.52/17,357.05
6. Step 6: Final answer
   x = 12,970.99