Finding the Third Proportional to 1,682,478 and 3,669,471

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,478 : 3,669,471 = 3,669,471 : x
2. Step 2: Convert to fraction form
   1,682,478/3,669,471 = 3,669,471/x
3. Step 3: Cross multiply
   1,682,478x = 3,669,471 × 3,669,471
4. Step 4: Simplify right side
   1,682,478x = 13,465,017,419,841
5. Step 5: Solve for x
   x = 13,465,017,419,841/1,682,478
6. Step 6: Final answer
   x = 8,003,086.77