Finding the Fourth Proportional to 17,665.94, 24,379.05 and 9,708.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,665.94 : 24,379.05 = 9,708.98 : x
2. Step 2: Convert to fraction form
   17,665.94/24,379.05 = 9,708.98/x
3. Step 3: Cross multiply
   17,665.94x = 24,379.05 × 9,708.98
4. Step 4: Simplify right side
   17,665.94x = 236,695,708.87
5. Step 5: Solve for x
   x = 236,695,708.87/17,665.94
6. Step 6: Final answer
   x = 13,398.42