Finding the Third Proportional to 238,396 and 496,388

Step by Step Solution

1. Step 1: Write the proportion equation
   238,396 : 496,388 = 496,388 : x
2. Step 2: Convert to fraction form
   238,396/496,388 = 496,388/x
3. Step 3: Cross multiply
   238,396x = 496,388 × 496,388
4. Step 4: Simplify right side
   238,396x = 246,401,046,544
5. Step 5: Solve for x
   x = 246,401,046,544/238,396
6. Step 6: Final answer
   x = 1,033,578.78