Finding the Fourth Proportional to 17,238.38, 23,788.98 and 9,786.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,238.38 : 23,788.98 = 9,786.38 : x
2. Step 2: Convert to fraction form
   17,238.38/23,788.98 = 9,786.38/x
3. Step 3: Cross multiply
   17,238.38x = 23,788.98 × 9,786.38
4. Step 4: Simplify right side
   17,238.38x = 232,807,879.15
5. Step 5: Solve for x
   x = 232,807,879.15/17,238.38
6. Step 6: Final answer
   x = 13,505.21