Finding the Fourth Proportional to 16,090.28, 22,203.37 and 9,015.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.28 : 22,203.37 = 9,015.33 : x
2. Step 2: Convert to fraction form
   16,090.28/22,203.37 = 9,015.33/x
3. Step 3: Cross multiply
   16,090.28x = 22,203.37 × 9,015.33
4. Step 4: Simplify right side
   16,090.28x = 200,170,685.12
5. Step 5: Solve for x
   x = 200,170,685.12/16,090.28
6. Step 6: Final answer
   x = 12,440.48