Finding the Fourth Proportional to 17,642.18, 24,346.17 and 9,684.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,642.18 : 24,346.17 = 9,684.47 : x
2. Step 2: Convert to fraction form
   17,642.18/24,346.17 = 9,684.47/x
3. Step 3: Cross multiply
   17,642.18x = 24,346.17 × 9,684.47
4. Step 4: Simplify right side
   17,642.18x = 235,779,631.25
5. Step 5: Solve for x
   x = 235,779,631.25/17,642.18
6. Step 6: Final answer
   x = 13,364.54