Finding the Fourth Proportional to 16,086.01, 22,198.91 and 9,012.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.01 : 22,198.91 = 9,012.28 : x
2. Step 2: Convert to fraction form
   16,086.01/22,198.91 = 9,012.28/x
3. Step 3: Cross multiply
   16,086.01x = 22,198.91 × 9,012.28
4. Step 4: Simplify right side
   16,086.01x = 200,062,815.15
5. Step 5: Solve for x
   x = 200,062,815.15/16,086.01
6. Step 6: Final answer
   x = 12,437.07