Finding the Third Proportional to 229,048 and 488,534

Step by Step Solution

1. Step 1: Write the proportion equation
   229,048 : 488,534 = 488,534 : x
2. Step 2: Convert to fraction form
   229,048/488,534 = 488,534/x
3. Step 3: Cross multiply
   229,048x = 488,534 × 488,534
4. Step 4: Simplify right side
   229,048x = 238,665,469,156
5. Step 5: Solve for x
   x = 238,665,469,156/229,048
6. Step 6: Final answer
   x = 1,041,988.88