Finding the Fourth Proportional to 404,017.44, 557,543.88 and 222,732.42

Step by Step Solution

1. Step 1: Write the proportion equation
   404,017.44 : 557,543.88 = 222,732.42 : x
2. Step 2: Convert to fraction form
   404,017.44/557,543.88 = 222,732.42/x
3. Step 3: Cross multiply
   404,017.44x = 557,543.88 × 222,732.42
4. Step 4: Simplify right side
   404,017.44x = 124,183,097,648.59
5. Step 5: Solve for x
   x = 124,183,097,648.59/404,017.44
6. Step 6: Final answer
   x = 307,370.64