Finding the Fourth Proportional to 16,255.34, 24,386.42 and 9,238.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,255.34 : 24,386.42 = 9,238.60 : x
2. Step 2: Convert to fraction form
   16,255.34/24,386.42 = 9,238.60/x
3. Step 3: Cross multiply
   16,255.34x = 24,386.42 × 9,238.60
4. Step 4: Simplify right side
   16,255.34x = 225,296,379.81
5. Step 5: Solve for x
   x = 225,296,379.81/16,255.34
6. Step 6: Final answer
   x = 13,859.84