Finding the Third Proportional to 6,399.84 and 14,065.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,399.84 : 14,065.31 = 14,065.31 : x
2. Step 2: Convert to fraction form
   6,399.84/14,065.31 = 14,065.31/x
3. Step 3: Cross multiply
   6,399.84x = 14,065.31 × 14,065.31
4. Step 4: Simplify right side
   6,399.84x = 197,833,015.72
5. Step 5: Solve for x
   x = 197,833,015.72/6,399.84
6. Step 6: Final answer
   x = 30,912.16