Finding the Third Proportional to 5,258,508 and 8,077,710

Step by Step Solution

1. Step 1: Write the proportion equation
   5,258,508 : 8,077,710 = 8,077,710 : x
2. Step 2: Convert to fraction form
   5,258,508/8,077,710 = 8,077,710/x
3. Step 3: Cross multiply
   5,258,508x = 8,077,710 × 8,077,710
4. Step 4: Simplify right side
   5,258,508x = 65,249,398,844,100
5. Step 5: Solve for x
   x = 65,249,398,844,100/5,258,508
6. Step 6: Final answer
   x = 12,408,348.31