Finding the Third Proportional to 1,278,406 and 2,759,614

Step by Step Solution

1. Step 1: Write the proportion equation
   1,278,406 : 2,759,614 = 2,759,614 : x
2. Step 2: Convert to fraction form
   1,278,406/2,759,614 = 2,759,614/x
3. Step 3: Cross multiply
   1,278,406x = 2,759,614 × 2,759,614
4. Step 4: Simplify right side
   1,278,406x = 7,615,469,428,996
5. Step 5: Solve for x
   x = 7,615,469,428,996/1,278,406
6. Step 6: Final answer
   x = 5,957,003.82