Finding the Third Proportional to 1,070,831 and 1,658,087

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070,831 : 1,658,087 = 1,658,087 : x
2. Step 2: Convert to fraction form
   1,070,831/1,658,087 = 1,658,087/x
3. Step 3: Cross multiply
   1,070,831x = 1,658,087 × 1,658,087
4. Step 4: Simplify right side
   1,070,831x = 2,749,252,499,569
5. Step 5: Solve for x
   x = 2,749,252,499,569/1,070,831
6. Step 6: Final answer
   x = 2,567,400.92