Finding the Third Proportional to 2,255,431 and 3,258,707

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,431 : 3,258,707 = 3,258,707 : x
2. Step 2: Convert to fraction form
   2,255,431/3,258,707 = 3,258,707/x
3. Step 3: Cross multiply
   2,255,431x = 3,258,707 × 3,258,707
4. Step 4: Simplify right side
   2,255,431x = 10,619,171,311,849
5. Step 5: Solve for x
   x = 10,619,171,311,849/2,255,431
6. Step 6: Final answer
   x = 4,708,266.98