Finding the Fourth Proportional to 496,845.42, 685,170.27 and 333,870.18

Step by Step Solution

1. Step 1: Write the proportion equation
   496,845.42 : 685,170.27 = 333,870.18 : x
2. Step 2: Convert to fraction form
   496,845.42/685,170.27 = 333,870.18/x
3. Step 3: Cross multiply
   496,845.42x = 685,170.27 × 333,870.18
4. Step 4: Simplify right side
   496,845.42x = 228,757,921,375.55
5. Step 5: Solve for x
   x = 228,757,921,375.55/496,845.42
6. Step 6: Final answer
   x = 460,420.71