Finding the Third Proportional to 2,605,315.50 and 5,656,266

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,315.50 : 5,656,266 = 5,656,266 : x
2. Step 2: Convert to fraction form
   2,605,315.50/5,656,266 = 5,656,266/x
3. Step 3: Cross multiply
   2,605,315.50x = 5,656,266 × 5,656,266
4. Step 4: Simplify right side
   2,605,315.50x = 31,993,345,062,756
5. Step 5: Solve for x
   x = 31,993,345,062,756/2,605,315.50
6. Step 6: Final answer
   x = 12,280,027.15