Finding the Third Proportional to 2,405,895 and 5,204,478

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,895 : 5,204,478 = 5,204,478 : x
2. Step 2: Convert to fraction form
   2,405,895/5,204,478 = 5,204,478/x
3. Step 3: Cross multiply
   2,405,895x = 5,204,478 × 5,204,478
4. Step 4: Simplify right side
   2,405,895x = 27,086,591,252,484
5. Step 5: Solve for x
   x = 27,086,591,252,484/2,405,895
6. Step 6: Final answer
   x = 11,258,426.18