Finding the Fourth Proportional to 16,085.28, 22,198.12 and 9,011.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,085.28 : 22,198.12 = 9,011.54 : x
2. Step 2: Convert to fraction form
   16,085.28/22,198.12 = 9,011.54/x
3. Step 3: Cross multiply
   16,085.28x = 22,198.12 × 9,011.54
4. Step 4: Simplify right side
   16,085.28x = 200,039,246.30
5. Step 5: Solve for x
   x = 200,039,246.30/16,085.28
6. Step 6: Final answer
   x = 12,436.17