Finding the Third Proportional to 204,636 and 482,388

Step by Step Solution

1. Step 1: Write the proportion equation
   204,636 : 482,388 = 482,388 : x
2. Step 2: Convert to fraction form
   204,636/482,388 = 482,388/x
3. Step 3: Cross multiply
   204,636x = 482,388 × 482,388
4. Step 4: Simplify right side
   204,636x = 232,698,182,544
5. Step 5: Solve for x
   x = 232,698,182,544/204,636
6. Step 6: Final answer
   x = 1,137,132.19