Finding the Third Proportional to 225,668 and 495,616

Step by Step Solution

1. Step 1: Write the proportion equation
   225,668 : 495,616 = 495,616 : x
2. Step 2: Convert to fraction form
   225,668/495,616 = 495,616/x
3. Step 3: Cross multiply
   225,668x = 495,616 × 495,616
4. Step 4: Simplify right side
   225,668x = 245,635,219,456
5. Step 5: Solve for x
   x = 245,635,219,456/225,668
6. Step 6: Final answer
   x = 1,088,480.51