Finding the Third Proportional to 1,682,405 and 3,669,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,405 : 3,669,320 = 3,669,320 : x
2. Step 2: Convert to fraction form
   1,682,405/3,669,320 = 3,669,320/x
3. Step 3: Cross multiply
   1,682,405x = 3,669,320 × 3,669,320
4. Step 4: Simplify right side
   1,682,405x = 13,463,909,262,400
5. Step 5: Solve for x
   x = 13,463,909,262,400/1,682,405
6. Step 6: Final answer
   x = 8,002,775.35