Finding the Third Proportional to 2,620,512 and 3,930,768

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620,512 : 3,930,768 = 3,930,768 : x
2. Step 2: Convert to fraction form
   2,620,512/3,930,768 = 3,930,768/x
3. Step 3: Cross multiply
   2,620,512x = 3,930,768 × 3,930,768
4. Step 4: Simplify right side
   2,620,512x = 15,450,937,069,824
5. Step 5: Solve for x
   x = 15,450,937,069,824/2,620,512
6. Step 6: Final answer
   x = 5,896,152