Finding the Third Proportional to 1,243,448 and 2,682,916

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,448 : 2,682,916 = 2,682,916 : x
2. Step 2: Convert to fraction form
   1,243,448/2,682,916 = 2,682,916/x
3. Step 3: Cross multiply
   1,243,448x = 2,682,916 × 2,682,916
4. Step 4: Simplify right side
   1,243,448x = 7,198,038,263,056
5. Step 5: Solve for x
   x = 7,198,038,263,056/1,243,448
6. Step 6: Final answer
   x = 5,788,773.04