Finding the Fourth Proportional to 16,150.34, 22,286.16 and 8,979.70

Step by Step Solution

1. Step 1: Write the proportion equation
   16,150.34 : 22,286.16 = 8,979.70 : x
2. Step 2: Convert to fraction form
   16,150.34/22,286.16 = 8,979.70/x
3. Step 3: Cross multiply
   16,150.34x = 22,286.16 × 8,979.70
4. Step 4: Simplify right side
   16,150.34x = 200,123,030.95
5. Step 5: Solve for x
   x = 200,123,030.95/16,150.34
6. Step 6: Final answer
   x = 12,391.26