Finding the Fourth Proportional to 16,308.96, 22,506.48 and 8,856.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,308.96 : 22,506.48 = 8,856.96 : x
2. Step 2: Convert to fraction form
   16,308.96/22,506.48 = 8,856.96/x
3. Step 3: Cross multiply
   16,308.96x = 22,506.48 × 8,856.96
4. Step 4: Simplify right side
   16,308.96x = 199,338,993.10
5. Step 5: Solve for x
   x = 199,338,993.10/16,308.96
6. Step 6: Final answer
   x = 12,222.67