Finding the Third Proportional to 2,631,408 and 5,668,860

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,408 : 5,668,860 = 5,668,860 : x
2. Step 2: Convert to fraction form
   2,631,408/5,668,860 = 5,668,860/x
3. Step 3: Cross multiply
   2,631,408x = 5,668,860 × 5,668,860
4. Step 4: Simplify right side
   2,631,408x = 32,135,973,699,600
5. Step 5: Solve for x
   x = 32,135,973,699,600/2,631,408
6. Step 6: Final answer
   x = 12,212,463.33