Finding the Fourth Proportional to 17,871.73, 24,665.94 and 9,916.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,871.73 : 24,665.94 = 9,916.52 : x
2. Step 2: Convert to fraction form
   17,871.73/24,665.94 = 9,916.52/x
3. Step 3: Cross multiply
   17,871.73x = 24,665.94 × 9,916.52
4. Step 4: Simplify right side
   17,871.73x = 244,600,287.33
5. Step 5: Solve for x
   x = 244,600,287.33/17,871.73
6. Step 6: Final answer
   x = 13,686.44