Finding the Third Proportional to 9,568.13 and 20,761.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,568.13 : 20,761.31 = 20,761.31 : x
2. Step 2: Convert to fraction form
   9,568.13/20,761.31 = 20,761.31/x
3. Step 3: Cross multiply
   9,568.13x = 20,761.31 × 20,761.31
4. Step 4: Simplify right side
   9,568.13x = 431,032,096.72
5. Step 5: Solve for x
   x = 431,032,096.72/9,568.13
6. Step 6: Final answer
   x = 45,048.75