Finding the Third Proportional to 494,440 and 1,058,864

Step by Step Solution

1. Step 1: Write the proportion equation
   494,440 : 1,058,864 = 1,058,864 : x
2. Step 2: Convert to fraction form
   494,440/1,058,864 = 1,058,864/x
3. Step 3: Cross multiply
   494,440x = 1,058,864 × 1,058,864
4. Step 4: Simplify right side
   494,440x = 1,121,192,970,496
5. Step 5: Solve for x
   x = 1,121,192,970,496/494,440
6. Step 6: Final answer
   x = 2,267,601.67