Finding the Third Proportional to 228,850 and 498,384

Step by Step Solution

1. Step 1: Write the proportion equation
   228,850 : 498,384 = 498,384 : x
2. Step 2: Convert to fraction form
   228,850/498,384 = 498,384/x
3. Step 3: Cross multiply
   228,850x = 498,384 × 498,384
4. Step 4: Simplify right side
   228,850x = 248,386,611,456
5. Step 5: Solve for x
   x = 248,386,611,456/228,850
6. Step 6: Final answer
   x = 1,085,368.63