Finding the Third Proportional to 3,855,031 and 5,117,205

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,031 : 5,117,205 = 5,117,205 : x
2. Step 2: Convert to fraction form
   3,855,031/5,117,205 = 5,117,205/x
3. Step 3: Cross multiply
   3,855,031x = 5,117,205 × 5,117,205
4. Step 4: Simplify right side
   3,855,031x = 26,185,787,012,025
5. Step 5: Solve for x
   x = 26,185,787,012,025/3,855,031
6. Step 6: Final answer
   x = 6,792,626.83