Finding the Third Proportional to 2,245,690 and 3,451,823

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245,690 : 3,451,823 = 3,451,823 : x
2. Step 2: Convert to fraction form
   2,245,690/3,451,823 = 3,451,823/x
3. Step 3: Cross multiply
   2,245,690x = 3,451,823 × 3,451,823
4. Step 4: Simplify right side
   2,245,690x = 11,915,082,023,329
5. Step 5: Solve for x
   x = 11,915,082,023,329/2,245,690
6. Step 6: Final answer
   x = 5,305,755.48