Finding the Fourth Proportional to 5,443.22, 7,511.79 and 3,085.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,443.22 : 7,511.79 = 3,085.71 : x
2. Step 2: Convert to fraction form
   5,443.22/7,511.79 = 3,085.71/x
3. Step 3: Cross multiply
   5,443.22x = 7,511.79 × 3,085.71
4. Step 4: Simplify right side
   5,443.22x = 23,179,205.52
5. Step 5: Solve for x
   x = 23,179,205.52/5,443.22
6. Step 6: Final answer
   x = 4,258.37