Finding the Third Proportional to 484,578 and 1,131,885

Step by Step Solution

1. Step 1: Write the proportion equation
   484,578 : 1,131,885 = 1,131,885 : x
2. Step 2: Convert to fraction form
   484,578/1,131,885 = 1,131,885/x
3. Step 3: Cross multiply
   484,578x = 1,131,885 × 1,131,885
4. Step 4: Simplify right side
   484,578x = 1,281,163,653,225
5. Step 5: Solve for x
   x = 1,281,163,653,225/484,578
6. Step 6: Final answer
   x = 2,643,874.99