Finding the Third Proportional to 2,211,028 and 3,315,892

Step by Step Solution

1. Step 1: Write the proportion equation
   2,211,028 : 3,315,892 = 3,315,892 : x
2. Step 2: Convert to fraction form
   2,211,028/3,315,892 = 3,315,892/x
3. Step 3: Cross multiply
   2,211,028x = 3,315,892 × 3,315,892
4. Step 4: Simplify right side
   2,211,028x = 10,995,139,755,664
5. Step 5: Solve for x
   x = 10,995,139,755,664/2,211,028
6. Step 6: Final answer
   x = 4,972,863.19