Finding the Third Proportional to 2,687,836 and 4,161,759

Step by Step Solution

1. Step 1: Write the proportion equation
   2,687,836 : 4,161,759 = 4,161,759 : x
2. Step 2: Convert to fraction form
   2,687,836/4,161,759 = 4,161,759/x
3. Step 3: Cross multiply
   2,687,836x = 4,161,759 × 4,161,759
4. Step 4: Simplify right side
   2,687,836x = 17,320,237,974,081
5. Step 5: Solve for x
   x = 17,320,237,974,081/2,687,836
6. Step 6: Final answer
   x = 6,443,934.07