Finding the Fourth Proportional to 17,866.67, 24,655.16 and 9,908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,866.67 : 24,655.16 = 9,908.72 : x
2. Step 2: Convert to fraction form
   17,866.67/24,655.16 = 9,908.72/x
3. Step 3: Cross multiply
   17,866.67x = 24,655.16 × 9,908.72
4. Step 4: Simplify right side
   17,866.67x = 244,301,027.45
5. Step 5: Solve for x
   x = 244,301,027.45/17,866.67
6. Step 6: Final answer
   x = 13,673.56