Finding the Third Proportional to 105,482 and 228,388

Step by Step Solution

1. Step 1: Write the proportion equation
   105,482 : 228,388 = 228,388 : x
2. Step 2: Convert to fraction form
   105,482/228,388 = 228,388/x
3. Step 3: Cross multiply
   105,482x = 228,388 × 228,388
4. Step 4: Simplify right side
   105,482x = 52,161,078,544
5. Step 5: Solve for x
   x = 52,161,078,544/105,482
6. Step 6: Final answer
   x = 494,502.18