Finding the Fourth Proportional to 17,218.94, 23,762.54 and 9,665.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,218.94 : 23,762.54 = 9,665.82 : x
2. Step 2: Convert to fraction form
   17,218.94/23,762.54 = 9,665.82/x
3. Step 3: Cross multiply
   17,218.94x = 23,762.54 × 9,665.82
4. Step 4: Simplify right side
   17,218.94x = 229,684,458.55
5. Step 5: Solve for x
   x = 229,684,458.55/17,218.94
6. Step 6: Final answer
   x = 13,339.06