Finding the Fourth Proportional to 404,846.96, 558,693.24 and 223,558.52

Step by Step Solution

1. Step 1: Write the proportion equation
   404,846.96 : 558,693.24 = 223,558.52 : x
2. Step 2: Convert to fraction form
   404,846.96/558,693.24 = 223,558.52/x
3. Step 3: Cross multiply
   404,846.96x = 558,693.24 × 223,558.52
4. Step 4: Simplify right side
   404,846.96x = 124,900,633,868.41
5. Step 5: Solve for x
   x = 124,900,633,868.41/404,846.96
6. Step 6: Final answer
   x = 308,513.21