Finding the Third Proportional to 2,711,279 and 3,917,649

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711,279 : 3,917,649 = 3,917,649 : x
2. Step 2: Convert to fraction form
   2,711,279/3,917,649 = 3,917,649/x
3. Step 3: Cross multiply
   2,711,279x = 3,917,649 × 3,917,649
4. Step 4: Simplify right side
   2,711,279x = 15,347,973,687,201
5. Step 5: Solve for x
   x = 15,347,973,687,201/2,711,279
6. Step 6: Final answer
   x = 5,660,787.28