Finding the Third Proportional to 2,687,846 and 4,161,774

Step by Step Solution

1. Step 1: Write the proportion equation
   2,687,846 : 4,161,774 = 4,161,774 : x
2. Step 2: Convert to fraction form
   2,687,846/4,161,774 = 4,161,774/x
3. Step 3: Cross multiply
   2,687,846x = 4,161,774 × 4,161,774
4. Step 4: Simplify right side
   2,687,846x = 17,320,362,827,076
5. Step 5: Solve for x
   x = 17,320,362,827,076/2,687,846
6. Step 6: Final answer
   x = 6,443,956.55