Finding the Fourth Proportional to 17,637.24, 24,339.33 and 9,679.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,637.24 : 24,339.33 = 9,679.60 : x
2. Step 2: Convert to fraction form
   17,637.24/24,339.33 = 9,679.60/x
3. Step 3: Cross multiply
   17,637.24x = 24,339.33 × 9,679.60
4. Step 4: Simplify right side
   17,637.24x = 235,594,978.67
5. Step 5: Solve for x
   x = 235,594,978.67/17,637.24
6. Step 6: Final answer
   x = 13,357.81