Finding the Fourth Proportional to 404,118.81, 557,673.21 and 222,827.67

Step by Step Solution

1. Step 1: Write the proportion equation
   404,118.81 : 557,673.21 = 222,827.67 : x
2. Step 2: Convert to fraction form
   404,118.81/557,673.21 = 222,827.67/x
3. Step 3: Cross multiply
   404,118.81x = 557,673.21 × 222,827.67
4. Step 4: Simplify right side
   404,118.81x = 124,265,022,005.72
5. Step 5: Solve for x
   x = 124,265,022,005.72/404,118.81
6. Step 6: Final answer
   x = 307,496.26