Finding the Third Proportional to 229,816 and 487,456

Step by Step Solution

1. Step 1: Write the proportion equation
   229,816 : 487,456 = 487,456 : x
2. Step 2: Convert to fraction form
   229,816/487,456 = 487,456/x
3. Step 3: Cross multiply
   229,816x = 487,456 × 487,456
4. Step 4: Simplify right side
   229,816x = 237,613,351,936
5. Step 5: Solve for x
   x = 237,613,351,936/229,816
6. Step 6: Final answer
   x = 1,033,928.67