Finding the Fourth Proportional to 5,896.89, 8,137.71 and 3,539.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,896.89 : 8,137.71 = 3,539.05 : x
2. Step 2: Convert to fraction form
   5,896.89/8,137.71 = 3,539.05/x
3. Step 3: Cross multiply
   5,896.89x = 8,137.71 × 3,539.05
4. Step 4: Simplify right side
   5,896.89x = 28,799,742.23
5. Step 5: Solve for x
   x = 28,799,742.23/5,896.89
6. Step 6: Final answer
   x = 4,883.89