Finding the Fourth Proportional to 17,676.04, 24,393.18 and 9,718.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,676.04 : 24,393.18 = 9,718.60 : x
2. Step 2: Convert to fraction form
   17,676.04/24,393.18 = 9,718.60/x
3. Step 3: Cross multiply
   17,676.04x = 24,393.18 × 9,718.60
4. Step 4: Simplify right side
   17,676.04x = 237,067,559.15
5. Step 5: Solve for x
   x = 237,067,559.15/17,676.04
6. Step 6: Final answer
   x = 13,411.80