Finding the Third Proportional to 803,876 and 1,279,610

Step by Step Solution

1. Step 1: Write the proportion equation
   803,876 : 1,279,610 = 1,279,610 : x
2. Step 2: Convert to fraction form
   803,876/1,279,610 = 1,279,610/x
3. Step 3: Cross multiply
   803,876x = 1,279,610 × 1,279,610
4. Step 4: Simplify right side
   803,876x = 1,637,401,752,100
5. Step 5: Solve for x
   x = 1,637,401,752,100/803,876
6. Step 6: Final answer
   x = 2,036,883.49