Finding the Fourth Proportional to 17,747.56, 24,491.73 and 9,789.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,747.56 : 24,491.73 = 9,789.78 : x
2. Step 2: Convert to fraction form
   17,747.56/24,491.73 = 9,789.78/x
3. Step 3: Cross multiply
   17,747.56x = 24,491.73 × 9,789.78
4. Step 4: Simplify right side
   17,747.56x = 239,768,648.52
5. Step 5: Solve for x
   x = 239,768,648.52/17,747.56
6. Step 6: Final answer
   x = 13,509.95