Finding the Fourth Proportional to 359,730.24, 496,487.76 and 343,786.56

Step by Step Solution

1. Step 1: Write the proportion equation
   359,730.24 : 496,487.76 = 343,786.56 : x
2. Step 2: Convert to fraction form
   359,730.24/496,487.76 = 343,786.56/x
3. Step 3: Cross multiply
   359,730.24x = 496,487.76 × 343,786.56
4. Step 4: Simplify right side
   359,730.24x = 170,685,819,092.51
5. Step 5: Solve for x
   x = 170,685,819,092.51/359,730.24
6. Step 6: Final answer
   x = 474,482.82