Finding the Third Proportional to 2,525,663 and 5,540,266

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525,663 : 5,540,266 = 5,540,266 : x
2. Step 2: Convert to fraction form
   2,525,663/5,540,266 = 5,540,266/x
3. Step 3: Cross multiply
   2,525,663x = 5,540,266 × 5,540,266
4. Step 4: Simplify right side
   2,525,663x = 30,694,547,350,756
5. Step 5: Solve for x
   x = 30,694,547,350,756/2,525,663
6. Step 6: Final answer
   x = 12,153,065.29