Finding the Fourth Proportional to 359,813, 496,080.42 and 295,043.72

Step by Step Solution

1. Step 1: Write the proportion equation
   359,813 : 496,080.42 = 295,043.72 : x
2. Step 2: Convert to fraction form
   359,813/496,080.42 = 295,043.72/x
3. Step 3: Cross multiply
   359,813x = 496,080.42 × 295,043.72
4. Step 4: Simplify right side
   359,813x = 146,365,412,535.96
5. Step 5: Solve for x
   x = 146,365,412,535.96/359,813
6. Step 6: Final answer
   x = 406,781.89