Finding the Fourth Proportional to 5,839.55, 8,754.46 and 3,986.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,839.55 : 8,754.46 = 3,986.07 : x
2. Step 2: Convert to fraction form
   5,839.55/8,754.46 = 3,986.07/x
3. Step 3: Cross multiply
   5,839.55x = 8,754.46 × 3,986.07
4. Step 4: Simplify right side
   5,839.55x = 34,895,890.37
5. Step 5: Solve for x
   x = 34,895,890.37/5,839.55
6. Step 6: Final answer
   x = 5,975.78