Finding the Third Proportional to 497,514 and 789,055

Step by Step Solution

1. Step 1: Write the proportion equation
   497,514 : 789,055 = 789,055 : x
2. Step 2: Convert to fraction form
   497,514/789,055 = 789,055/x
3. Step 3: Cross multiply
   497,514x = 789,055 × 789,055
4. Step 4: Simplify right side
   497,514x = 622,607,793,025
5. Step 5: Solve for x
   x = 622,607,793,025/497,514
6. Step 6: Final answer
   x = 1,251,437.73