Finding the Third Proportional to 5,614.31 and 7,986.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,614.31 : 7,986.09 = 7,986.09 : x
2. Step 2: Convert to fraction form
   5,614.31/7,986.09 = 7,986.09/x
3. Step 3: Cross multiply
   5,614.31x = 7,986.09 × 7,986.09
4. Step 4: Simplify right side
   5,614.31x = 63,777,693.38
5. Step 5: Solve for x
   x = 63,777,693.38/5,614.31
6. Step 6: Final answer
   x = 11,359.84