Finding the Fourth Proportional to 17,642.53, 24,345.92 and 9,684.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,642.53 : 24,345.92 = 9,684.89 : x
2. Step 2: Convert to fraction form
   17,642.53/24,345.92 = 9,684.89/x
3. Step 3: Cross multiply
   17,642.53x = 24,345.92 × 9,684.89
4. Step 4: Simplify right side
   17,642.53x = 235,787,459.63
5. Step 5: Solve for x
   x = 235,787,459.63/17,642.53
6. Step 6: Final answer
   x = 13,364.72