Finding the Third Proportional to 1,682,398 and 3,648,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,398 : 3,648,740 = 3,648,740 : x
2. Step 2: Convert to fraction form
   1,682,398/3,648,740 = 3,648,740/x
3. Step 3: Cross multiply
   1,682,398x = 3,648,740 × 3,648,740
4. Step 4: Simplify right side
   1,682,398x = 13,313,303,587,600
5. Step 5: Solve for x
   x = 13,313,303,587,600/1,682,398
6. Step 6: Final answer
   x = 7,913,290.19