Finding the Fourth Proportional to 16,156.22, 22,295.96 and 8,986.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,156.22 : 22,295.96 = 8,986.42 : x
2. Step 2: Convert to fraction form
   16,156.22/22,295.96 = 8,986.42/x
3. Step 3: Cross multiply
   16,156.22x = 22,295.96 × 8,986.42
4. Step 4: Simplify right side
   16,156.22x = 200,360,860.86
5. Step 5: Solve for x
   x = 200,360,860.86/16,156.22
6. Step 6: Final answer
   x = 12,401.47