Finding the Fourth Proportional to 17,676.69, 24,393.77 and 9,718.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,676.69 : 24,393.77 = 9,718.89 : x
2. Step 2: Convert to fraction form
   17,676.69/24,393.77 = 9,718.89/x
3. Step 3: Cross multiply
   17,676.69x = 24,393.77 × 9,718.89
4. Step 4: Simplify right side
   17,676.69x = 237,080,196.75
5. Step 5: Solve for x
   x = 237,080,196.75/17,676.69
6. Step 6: Final answer
   x = 13,412.03