Finding the Fourth Proportional to 10,689.39, 16,033.28 and 3,759.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,689.39 : 16,033.28 = 3,759.03 : x
2. Step 2: Convert to fraction form
   10,689.39/16,033.28 = 3,759.03/x
3. Step 3: Cross multiply
   10,689.39x = 16,033.28 × 3,759.03
4. Step 4: Simplify right side
   10,689.39x = 60,269,561.72
5. Step 5: Solve for x
   x = 60,269,561.72/10,689.39
6. Step 6: Final answer
   x = 5,638.26