Finding the Third Proportional to 2,510,718 and 5,490,912

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510,718 : 5,490,912 = 5,490,912 : x
2. Step 2: Convert to fraction form
   2,510,718/5,490,912 = 5,490,912/x
3. Step 3: Cross multiply
   2,510,718x = 5,490,912 × 5,490,912
4. Step 4: Simplify right side
   2,510,718x = 30,150,114,591,744
5. Step 5: Solve for x
   x = 30,150,114,591,744/2,510,718
6. Step 6: Final answer
   x = 12,008,562.73