Finding the Third Proportional to 229,716 and 487,264

Step by Step Solution

1. Step 1: Write the proportion equation
   229,716 : 487,264 = 487,264 : x
2. Step 2: Convert to fraction form
   229,716/487,264 = 487,264/x
3. Step 3: Cross multiply
   229,716x = 487,264 × 487,264
4. Step 4: Simplify right side
   229,716x = 237,426,205,696
5. Step 5: Solve for x
   x = 237,426,205,696/229,716
6. Step 6: Final answer
   x = 1,033,564.08