Finding the Fourth Proportional to 17,215.96, 23,757.48 and 9,662.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,215.96 : 23,757.48 = 9,662.10 : x
2. Step 2: Convert to fraction form
   17,215.96/23,757.48 = 9,662.10/x
3. Step 3: Cross multiply
   17,215.96x = 23,757.48 × 9,662.10
4. Step 4: Simplify right side
   17,215.96x = 229,547,125.79
5. Step 5: Solve for x
   x = 229,547,125.79/17,215.96
6. Step 6: Final answer
   x = 13,333.39