Finding the Third Proportional to 1,682,289 and 3,690,279

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,289 : 3,690,279 = 3,690,279 : x
2. Step 2: Convert to fraction form
   1,682,289/3,690,279 = 3,690,279/x
3. Step 3: Cross multiply
   1,682,289x = 3,690,279 × 3,690,279
4. Step 4: Simplify right side
   1,682,289x = 13,618,159,097,841
5. Step 5: Solve for x
   x = 13,618,159,097,841/1,682,289
6. Step 6: Final answer
   x = 8,095,017.62