Finding the Fourth Proportional to 17,619.72, 24,315.42 and 9,662.14

Step by Step Solution

1. Step 1: Write the proportion equation
   17,619.72 : 24,315.42 = 9,662.14 : x
2. Step 2: Convert to fraction form
   17,619.72/24,315.42 = 9,662.14/x
3. Step 3: Cross multiply
   17,619.72x = 24,315.42 × 9,662.14
4. Step 4: Simplify right side
   17,619.72x = 234,938,992.20
5. Step 5: Solve for x
   x = 234,938,992.20/17,619.72
6. Step 6: Final answer
   x = 13,333.87