Finding the Fourth Proportional to 16,223.30, 22,388.16 and 8,771.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,223.30 : 22,388.16 = 8,771.30 : x
2. Step 2: Convert to fraction form
   16,223.30/22,388.16 = 8,771.30/x
3. Step 3: Cross multiply
   16,223.30x = 22,388.16 × 8,771.30
4. Step 4: Simplify right side
   16,223.30x = 196,373,267.81
5. Step 5: Solve for x
   x = 196,373,267.81/16,223.30
6. Step 6: Final answer
   x = 12,104.40