Finding the Fourth Proportional to 10,689.14, 16,037.34 and 5,759.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,689.14 : 16,037.34 = 5,759.27 : x
2. Step 2: Convert to fraction form
   10,689.14/16,037.34 = 5,759.27/x
3. Step 3: Cross multiply
   10,689.14x = 16,037.34 × 5,759.27
4. Step 4: Simplify right side
   10,689.14x = 92,363,290.96
5. Step 5: Solve for x
   x = 92,363,290.96/10,689.14
6. Step 6: Final answer
   x = 8,640.86