Finding the Third Proportional to 208,132 and 490,762

Step by Step Solution

1. Step 1: Write the proportion equation
   208,132 : 490,762 = 490,762 : x
2. Step 2: Convert to fraction form
   208,132/490,762 = 490,762/x
3. Step 3: Cross multiply
   208,132x = 490,762 × 490,762
4. Step 4: Simplify right side
   208,132x = 240,847,340,644
5. Step 5: Solve for x
   x = 240,847,340,644/208,132
6. Step 6: Final answer
   x = 1,157,185.54