Finding the Third Proportional to 2,668,638 and 3,932,373

Step by Step Solution

1. Step 1: Write the proportion equation
   2,668,638 : 3,932,373 = 3,932,373 : x
2. Step 2: Convert to fraction form
   2,668,638/3,932,373 = 3,932,373/x
3. Step 3: Cross multiply
   2,668,638x = 3,932,373 × 3,932,373
4. Step 4: Simplify right side
   2,668,638x = 15,463,557,411,129
5. Step 5: Solve for x
   x = 15,463,557,411,129/2,668,638
6. Step 6: Final answer
   x = 5,794,550.41