Finding the Fourth Proportional to 16,007.42, 22,090.38 and 8,934.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,007.42 : 22,090.38 = 8,934.50 : x
2. Step 2: Convert to fraction form
   16,007.42/22,090.38 = 8,934.50/x
3. Step 3: Cross multiply
   16,007.42x = 22,090.38 × 8,934.50
4. Step 4: Simplify right side
   16,007.42x = 197,366,500.11
5. Step 5: Solve for x
   x = 197,366,500.11/16,007.42
6. Step 6: Final answer
   x = 12,329.69