Finding the Fourth Proportional to 418,078.72, 576,727.50 and 264,846.61

Step by Step Solution

1. Step 1: Write the proportion equation
   418,078.72 : 576,727.50 = 264,846.61 : x
2. Step 2: Convert to fraction form
   418,078.72/576,727.50 = 264,846.61/x
3. Step 3: Cross multiply
   418,078.72x = 576,727.50 × 264,846.61
4. Step 4: Simplify right side
   418,078.72x = 152,744,323,268.78
5. Step 5: Solve for x
   x = 152,744,323,268.78/418,078.72
6. Step 6: Final answer
   x = 365,348.24