Finding the Third Proportional to 1,580,486 and 3,413,682

Step by Step Solution

1. Step 1: Write the proportion equation
   1,580,486 : 3,413,682 = 3,413,682 : x
2. Step 2: Convert to fraction form
   1,580,486/3,413,682 = 3,413,682/x
3. Step 3: Cross multiply
   1,580,486x = 3,413,682 × 3,413,682
4. Step 4: Simplify right side
   1,580,486x = 11,653,224,797,124
5. Step 5: Solve for x
   x = 11,653,224,797,124/1,580,486
6. Step 6: Final answer
   x = 7,373,190.78