Finding the Third Proportional to 3,668,408 and 4,892,520

Step by Step Solution

1. Step 1: Write the proportion equation
   3,668,408 : 4,892,520 = 4,892,520 : x
2. Step 2: Convert to fraction form
   3,668,408/4,892,520 = 4,892,520/x
3. Step 3: Cross multiply
   3,668,408x = 4,892,520 × 4,892,520
4. Step 4: Simplify right side
   3,668,408x = 23,936,751,950,400
5. Step 5: Solve for x
   x = 23,936,751,950,400/3,668,408
6. Step 6: Final answer
   x = 6,525,106.25