Finding the Third Proportional to 222,018 and 479,484

Step by Step Solution

1. Step 1: Write the proportion equation
   222,018 : 479,484 = 479,484 : x
2. Step 2: Convert to fraction form
   222,018/479,484 = 479,484/x
3. Step 3: Cross multiply
   222,018x = 479,484 × 479,484
4. Step 4: Simplify right side
   222,018x = 229,904,906,256
5. Step 5: Solve for x
   x = 229,904,906,256/222,018
6. Step 6: Final answer
   x = 1,035,523.72