Finding the Fourth Proportional to 17,029.98, 25,538.49 and 7,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,029.98 : 25,538.49 = 7,789.50 : x
2. Step 2: Convert to fraction form
   17,029.98/25,538.49 = 7,789.50/x
3. Step 3: Cross multiply
   17,029.98x = 25,538.49 × 7,789.50
4. Step 4: Simplify right side
   17,029.98x = 198,932,067.86
5. Step 5: Solve for x
   x = 198,932,067.86/17,029.98
6. Step 6: Final answer
   x = 11,681.29