Finding the Third Proportional to 3,218,042 and 4,771,401

Step by Step Solution

1. Step 1: Write the proportion equation
   3,218,042 : 4,771,401 = 4,771,401 : x
2. Step 2: Convert to fraction form
   3,218,042/4,771,401 = 4,771,401/x
3. Step 3: Cross multiply
   3,218,042x = 4,771,401 × 4,771,401
4. Step 4: Simplify right side
   3,218,042x = 22,766,267,502,801
5. Step 5: Solve for x
   x = 22,766,267,502,801/3,218,042
6. Step 6: Final answer
   x = 7,074,571.28