Finding the Fourth Proportional to 16,270.56, 22,453.32 and 8,818.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,270.56 : 22,453.32 = 8,818.56 : x
2. Step 2: Convert to fraction form
   16,270.56/22,453.32 = 8,818.56/x
3. Step 3: Cross multiply
   16,270.56x = 22,453.32 × 8,818.56
4. Step 4: Simplify right side
   16,270.56x = 198,005,949.62
5. Step 5: Solve for x
   x = 198,005,949.62/16,270.56
6. Step 6: Final answer
   x = 12,169.58