Finding the Fourth Proportional to 17,383.82, 23,989.55 and 9,426.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,383.82 : 23,989.55 = 9,426.06 : x
2. Step 2: Convert to fraction form
   17,383.82/23,989.55 = 9,426.06/x
3. Step 3: Cross multiply
   17,383.82x = 23,989.55 × 9,426.06
4. Step 4: Simplify right side
   17,383.82x = 226,126,890.54
5. Step 5: Solve for x
   x = 226,126,890.54/17,383.82
6. Step 6: Final answer
   x = 13,007.90