Finding the Fourth Proportional to 12,016.42, 16,582.49 and 6,711.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,016.42 : 16,582.49 = 6,711.31 : x
2. Step 2: Convert to fraction form
   12,016.42/16,582.49 = 6,711.31/x
3. Step 3: Cross multiply
   12,016.42x = 16,582.49 × 6,711.31
4. Step 4: Simplify right side
   12,016.42x = 111,290,197.41
5. Step 5: Solve for x
   x = 111,290,197.41/12,016.42
6. Step 6: Final answer
   x = 9,261.51