Finding the Third Proportional to 3,630,668 and 7,821,504

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630,668 : 7,821,504 = 7,821,504 : x
2. Step 2: Convert to fraction form
   3,630,668/7,821,504 = 7,821,504/x
3. Step 3: Cross multiply
   3,630,668x = 7,821,504 × 7,821,504
4. Step 4: Simplify right side
   3,630,668x = 61,175,924,822,016
5. Step 5: Solve for x
   x = 61,175,924,822,016/3,630,668
6. Step 6: Final answer
   x = 16,849,771.12