Finding the Third Proportional to 665,647 and 1,458,006

Step by Step Solution

1. Step 1: Write the proportion equation
   665,647 : 1,458,006 = 1,458,006 : x
2. Step 2: Convert to fraction form
   665,647/1,458,006 = 1,458,006/x
3. Step 3: Cross multiply
   665,647x = 1,458,006 × 1,458,006
4. Step 4: Simplify right side
   665,647x = 2,125,781,496,036
5. Step 5: Solve for x
   x = 2,125,781,496,036/665,647
6. Step 6: Final answer
   x = 3,193,556.79