Finding the Third Proportional to 222,450 and 479,892

Step by Step Solution

1. Step 1: Write the proportion equation
   222,450 : 479,892 = 479,892 : x
2. Step 2: Convert to fraction form
   222,450/479,892 = 479,892/x
3. Step 3: Cross multiply
   222,450x = 479,892 × 479,892
4. Step 4: Simplify right side
   222,450x = 230,296,331,664
5. Step 5: Solve for x
   x = 230,296,331,664/222,450
6. Step 6: Final answer
   x = 1,035,272.34