Finding the Fourth Proportional to 3,923.15, 5,418.73 and 2,932.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,923.15 : 5,418.73 = 2,932.82 : x
2. Step 2: Convert to fraction form
   3,923.15/5,418.73 = 2,932.82/x
3. Step 3: Cross multiply
   3,923.15x = 5,418.73 × 2,932.82
4. Step 4: Simplify right side
   3,923.15x = 15,892,159.72
5. Step 5: Solve for x
   x = 15,892,159.72/3,923.15
6. Step 6: Final answer
   x = 4,050.87