Finding the Fourth Proportional to 5,443.29, 7,511.27 and 3,085.29

Step by Step Solution

1. Step 1: Write the proportion equation
   5,443.29 : 7,511.27 = 3,085.29 : x
2. Step 2: Convert to fraction form
   5,443.29/7,511.27 = 3,085.29/x
3. Step 3: Cross multiply
   5,443.29x = 7,511.27 × 3,085.29
4. Step 4: Simplify right side
   5,443.29x = 23,174,430.79
5. Step 5: Solve for x
   x = 23,174,430.79/5,443.29
6. Step 6: Final answer
   x = 4,257.43