Finding the Third Proportional to 2,729,874 and 4,281,976

Step by Step Solution

1. Step 1: Write the proportion equation
   2,729,874 : 4,281,976 = 4,281,976 : x
2. Step 2: Convert to fraction form
   2,729,874/4,281,976 = 4,281,976/x
3. Step 3: Cross multiply
   2,729,874x = 4,281,976 × 4,281,976
4. Step 4: Simplify right side
   2,729,874x = 18,335,318,464,576
5. Step 5: Solve for x
   x = 18,335,318,464,576/2,729,874
6. Step 6: Final answer
   x = 6,716,543.86