Finding the Third Proportional to 3,315,768 and 5,272,582

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315,768 : 5,272,582 = 5,272,582 : x
2. Step 2: Convert to fraction form
   3,315,768/5,272,582 = 5,272,582/x
3. Step 3: Cross multiply
   3,315,768x = 5,272,582 × 5,272,582
4. Step 4: Simplify right side
   3,315,768x = 27,800,120,946,724
5. Step 5: Solve for x
   x = 27,800,120,946,724/3,315,768
6. Step 6: Final answer
   x = 8,384,217.76