Finding the Third Proportional to 2,510,715 and 5,490,906

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510,715 : 5,490,906 = 5,490,906 : x
2. Step 2: Convert to fraction form
   2,510,715/5,490,906 = 5,490,906/x
3. Step 3: Cross multiply
   2,510,715x = 5,490,906 × 5,490,906
4. Step 4: Simplify right side
   2,510,715x = 30,150,048,700,836
5. Step 5: Solve for x
   x = 30,150,048,700,836/2,510,715
6. Step 6: Final answer
   x = 12,008,550.83