Finding the Third Proportional to 6,568.75 and 9,921.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,568.75 : 9,921.31 = 9,921.31 : x
2. Step 2: Convert to fraction form
   6,568.75/9,921.31 = 9,921.31/x
3. Step 3: Cross multiply
   6,568.75x = 9,921.31 × 9,921.31
4. Step 4: Simplify right side
   6,568.75x = 98,432,441.72
5. Step 5: Solve for x
   x = 98,432,441.72/6,568.75
6. Step 6: Final answer
   x = 14,984.96