Finding the Fourth Proportional to 16,112.28, 22,233.81 and 8,942.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,112.28 : 22,233.81 = 8,942.56 : x
2. Step 2: Convert to fraction form
   16,112.28/22,233.81 = 8,942.56/x
3. Step 3: Cross multiply
   16,112.28x = 22,233.81 × 8,942.56
4. Step 4: Simplify right side
   16,112.28x = 198,827,179.95
5. Step 5: Solve for x
   x = 198,827,179.95/16,112.28
6. Step 6: Final answer
   x = 12,340.10