Finding the Third Proportional to 20,757.94 and 45,412.31

Step by Step Solution

1. Step 1: Write the proportion equation
   20,757.94 : 45,412.31 = 45,412.31 : x
2. Step 2: Convert to fraction form
   20,757.94/45,412.31 = 45,412.31/x
3. Step 3: Cross multiply
   20,757.94x = 45,412.31 × 45,412.31
4. Step 4: Simplify right side
   20,757.94x = 2,062,278,126.60
5. Step 5: Solve for x
   x = 2,062,278,126.60/20,757.94
6. Step 6: Final answer
   x = 99,348.89