Finding the Fourth Proportional to 16,086.94, 22,200.89 and 9,015.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.94 : 22,200.89 = 9,015.64 : x
2. Step 2: Convert to fraction form
   16,086.94/22,200.89 = 9,015.64/x
3. Step 3: Cross multiply
   16,086.94x = 22,200.89 × 9,015.64
4. Step 4: Simplify right side
   16,086.94x = 200,155,131.34
5. Step 5: Solve for x
   x = 200,155,131.34/16,086.94
6. Step 6: Final answer
   x = 12,442.09