Finding the Third Proportional to 805,608 and 1,058,814

Step by Step Solution

1. Step 1: Write the proportion equation
   805,608 : 1,058,814 = 1,058,814 : x
2. Step 2: Convert to fraction form
   805,608/1,058,814 = 1,058,814/x
3. Step 3: Cross multiply
   805,608x = 1,058,814 × 1,058,814
4. Step 4: Simplify right side
   805,608x = 1,121,087,086,596
5. Step 5: Solve for x
   x = 1,121,087,086,596/805,608
6. Step 6: Final answer
   x = 1,391,603.72