Finding the Third Proportional to 497,304 and 788,662

Step by Step Solution

1. Step 1: Write the proportion equation
   497,304 : 788,662 = 788,662 : x
2. Step 2: Convert to fraction form
   497,304/788,662 = 788,662/x
3. Step 3: Cross multiply
   497,304x = 788,662 × 788,662
4. Step 4: Simplify right side
   497,304x = 621,987,750,244
5. Step 5: Solve for x
   x = 621,987,750,244/497,304
6. Step 6: Final answer
   x = 1,250,719.38