Finding the Third Proportional to 229,928 and 487,600

Step by Step Solution

1. Step 1: Write the proportion equation
   229,928 : 487,600 = 487,600 : x
2. Step 2: Convert to fraction form
   229,928/487,600 = 487,600/x
3. Step 3: Cross multiply
   229,928x = 487,600 × 487,600
4. Step 4: Simplify right side
   229,928x = 237,753,760,000
5. Step 5: Solve for x
   x = 237,753,760,000/229,928
6. Step 6: Final answer
   x = 1,034,035.70