Finding the Fourth Proportional to 4,185.44, 5,776.59 and 3,188.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,185.44 : 5,776.59 = 3,188.82 : x
2. Step 2: Convert to fraction form
   4,185.44/5,776.59 = 3,188.82/x
3. Step 3: Cross multiply
   4,185.44x = 5,776.59 × 3,188.82
4. Step 4: Simplify right side
   4,185.44x = 18,420,505.72
5. Step 5: Solve for x
   x = 18,420,505.72/4,185.44
6. Step 6: Final answer
   x = 4,401.09