Finding the Third Proportional to 1,198,510 and 2,567,605

Step by Step Solution

1. Step 1: Write the proportion equation
   1,198,510 : 2,567,605 = 2,567,605 : x
2. Step 2: Convert to fraction form
   1,198,510/2,567,605 = 2,567,605/x
3. Step 3: Cross multiply
   1,198,510x = 2,567,605 × 2,567,605
4. Step 4: Simplify right side
   1,198,510x = 6,592,595,436,025
5. Step 5: Solve for x
   x = 6,592,595,436,025/1,198,510
6. Step 6: Final answer
   x = 5,500,659.52