Finding the Third Proportional to 498,771 and 773,886

Step by Step Solution

1. Step 1: Write the proportion equation
   498,771 : 773,886 = 773,886 : x
2. Step 2: Convert to fraction form
   498,771/773,886 = 773,886/x
3. Step 3: Cross multiply
   498,771x = 773,886 × 773,886
4. Step 4: Simplify right side
   498,771x = 598,899,540,996
5. Step 5: Solve for x
   x = 598,899,540,996/498,771
6. Step 6: Final answer
   x = 1,200,750.53