Finding the Fourth Proportional to 16,317.32, 22,517.30 and 8,865.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,317.32 : 22,517.30 = 8,865.16 : x
2. Step 2: Convert to fraction form
   16,317.32/22,517.30 = 8,865.16/x
3. Step 3: Cross multiply
   16,317.32x = 22,517.30 × 8,865.16
4. Step 4: Simplify right side
   16,317.32x = 199,619,467.27
5. Step 5: Solve for x
   x = 199,619,467.27/16,317.32
6. Step 6: Final answer
   x = 12,233.59