Finding the Fourth Proportional to 4,039.27, 6,050.88 and 3,111.61

Step by Step Solution

1. Step 1: Write the proportion equation
   4,039.27 : 6,050.88 = 3,111.61 : x
2. Step 2: Convert to fraction form
   4,039.27/6,050.88 = 3,111.61/x
3. Step 3: Cross multiply
   4,039.27x = 6,050.88 × 3,111.61
4. Step 4: Simplify right side
   4,039.27x = 18,827,978.72
5. Step 5: Solve for x
   x = 18,827,978.72/4,039.27
6. Step 6: Final answer
   x = 4,661.23