Finding the Third Proportional to 2,677,414 and 4,078,878

Step by Step Solution

1. Step 1: Write the proportion equation
   2,677,414 : 4,078,878 = 4,078,878 : x
2. Step 2: Convert to fraction form
   2,677,414/4,078,878 = 4,078,878/x
3. Step 3: Cross multiply
   2,677,414x = 4,078,878 × 4,078,878
4. Step 4: Simplify right side
   2,677,414x = 16,637,245,738,884
5. Step 5: Solve for x
   x = 16,637,245,738,884/2,677,414
6. Step 6: Final answer
   x = 6,213,923.49