Finding the Third Proportional to 2,738,668 and 5,560,280

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738,668 : 5,560,280 = 5,560,280 : x
2. Step 2: Convert to fraction form
   2,738,668/5,560,280 = 5,560,280/x
3. Step 3: Cross multiply
   2,738,668x = 5,560,280 × 5,560,280
4. Step 4: Simplify right side
   2,738,668x = 30,916,713,678,400
5. Step 5: Solve for x
   x = 30,916,713,678,400/2,738,668
6. Step 6: Final answer
   x = 11,288,960.06