Finding the Third Proportional to 772,758 and 1,682,812

Step by Step Solution

1. Step 1: Write the proportion equation
   772,758 : 1,682,812 = 1,682,812 : x
2. Step 2: Convert to fraction form
   772,758/1,682,812 = 1,682,812/x
3. Step 3: Cross multiply
   772,758x = 1,682,812 × 1,682,812
4. Step 4: Simplify right side
   772,758x = 2,831,856,227,344
5. Step 5: Solve for x
   x = 2,831,856,227,344/772,758
6. Step 6: Final answer
   x = 3,664,609.40