Finding the Fourth Proportional to 404,829.34, 558,713.76 and 235,063.48

Step by Step Solution

1. Step 1: Write the proportion equation
   404,829.34 : 558,713.76 = 235,063.48 : x
2. Step 2: Convert to fraction form
   404,829.34/558,713.76 = 235,063.48/x
3. Step 3: Cross multiply
   404,829.34x = 558,713.76 × 235,063.48
4. Step 4: Simplify right side
   404,829.34x = 131,333,200,749.49
5. Step 5: Solve for x
   x = 131,333,200,749.49/404,829.34
6. Step 6: Final answer
   x = 324,416.21