Finding the Third Proportional to 2,682,942 and 3,938,877

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682,942 : 3,938,877 = 3,938,877 : x
2. Step 2: Convert to fraction form
   2,682,942/3,938,877 = 3,938,877/x
3. Step 3: Cross multiply
   2,682,942x = 3,938,877 × 3,938,877
4. Step 4: Simplify right side
   2,682,942x = 15,514,752,021,129
5. Step 5: Solve for x
   x = 15,514,752,021,129/2,682,942
6. Step 6: Final answer
   x = 5,782,738.51