Finding the Third Proportional to 494,438 and 1,058,860

Step by Step Solution

1. Step 1: Write the proportion equation
   494,438 : 1,058,860 = 1,058,860 : x
2. Step 2: Convert to fraction form
   494,438/1,058,860 = 1,058,860/x
3. Step 3: Cross multiply
   494,438x = 1,058,860 × 1,058,860
4. Step 4: Simplify right side
   494,438x = 1,121,184,499,600
5. Step 5: Solve for x
   x = 1,121,184,499,600/494,438
6. Step 6: Final answer
   x = 2,267,593.71