Finding the Third Proportional to 1,689,682 and 3,519,170

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,682 : 3,519,170 = 3,519,170 : x
2. Step 2: Convert to fraction form
   1,689,682/3,519,170 = 3,519,170/x
3. Step 3: Cross multiply
   1,689,682x = 3,519,170 × 3,519,170
4. Step 4: Simplify right side
   1,689,682x = 12,384,557,488,900
5. Step 5: Solve for x
   x = 12,384,557,488,900/1,689,682
6. Step 6: Final answer
   x = 7,329,519.69