Finding the Third Proportional to 222,510 and 479,994

Step by Step Solution

1. Step 1: Write the proportion equation
   222,510 : 479,994 = 479,994 : x
2. Step 2: Convert to fraction form
   222,510/479,994 = 479,994/x
3. Step 3: Cross multiply
   222,510x = 479,994 × 479,994
4. Step 4: Simplify right side
   222,510x = 230,394,240,036
5. Step 5: Solve for x
   x = 230,394,240,036/222,510
6. Step 6: Final answer
   x = 1,035,433.19