Finding the Third Proportional to 1,279,401 and 2,716,266

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,401 : 2,716,266 = 2,716,266 : x
2. Step 2: Convert to fraction form
   1,279,401/2,716,266 = 2,716,266/x
3. Step 3: Cross multiply
   1,279,401x = 2,716,266 × 2,716,266
4. Step 4: Simplify right side
   1,279,401x = 7,378,100,982,756
5. Step 5: Solve for x
   x = 7,378,100,982,756/1,279,401
6. Step 6: Final answer
   x = 5,766,840.09