Finding the Fourth Proportional to 20,016.56, 30,027 and 8,323.28

Step by Step Solution

1. Step 1: Write the proportion equation
   20,016.56 : 30,027 = 8,323.28 : x
2. Step 2: Convert to fraction form
   20,016.56/30,027 = 8,323.28/x
3. Step 3: Cross multiply
   20,016.56x = 30,027 × 8,323.28
4. Step 4: Simplify right side
   20,016.56x = 249,923,128.56
5. Step 5: Solve for x
   x = 249,923,128.56/20,016.56
6. Step 6: Final answer
   x = 12,485.82