Finding the Fourth Proportional to 20,514.32, 30,771.34 and 5,723.31

Step by Step Solution

1. Step 1: Write the proportion equation
   20,514.32 : 30,771.34 = 5,723.31 : x
2. Step 2: Convert to fraction form
   20,514.32/30,771.34 = 5,723.31/x
3. Step 3: Cross multiply
   20,514.32x = 30,771.34 × 5,723.31
4. Step 4: Simplify right side
   20,514.32x = 176,113,917.94
5. Step 5: Solve for x
   x = 176,113,917.94/20,514.32
6. Step 6: Final answer
   x = 8,584.93