Finding the Third Proportional to 1,262,826 and 2,245,158

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262,826 : 2,245,158 = 2,245,158 : x
2. Step 2: Convert to fraction form
   1,262,826/2,245,158 = 2,245,158/x
3. Step 3: Cross multiply
   1,262,826x = 2,245,158 × 2,245,158
4. Step 4: Simplify right side
   1,262,826x = 5,040,734,444,964
5. Step 5: Solve for x
   x = 5,040,734,444,964/1,262,826
6. Step 6: Final answer
   x = 3,991,630.24