Finding the Third Proportional to 20,090.25 and 40,727.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,090.25 : 40,727.25 = 40,727.25 : x
2. Step 2: Convert to fraction form
   20,090.25/40,727.25 = 40,727.25/x
3. Step 3: Cross multiply
   20,090.25x = 40,727.25 × 40,727.25
4. Step 4: Simplify right side
   20,090.25x = 1,658,708,892.56
5. Step 5: Solve for x
   x = 1,658,708,892.56/20,090.25
6. Step 6: Final answer
   x = 82,562.88