Finding the Fourth Proportional to 5,839.74, 8,754.89 and 3,986.19

Step by Step Solution

1. Step 1: Write the proportion equation
   5,839.74 : 8,754.89 = 3,986.19 : x
2. Step 2: Convert to fraction form
   5,839.74/8,754.89 = 3,986.19/x
3. Step 3: Cross multiply
   5,839.74x = 8,754.89 × 3,986.19
4. Step 4: Simplify right side
   5,839.74x = 34,898,635.04
5. Step 5: Solve for x
   x = 34,898,635.04/5,839.74
6. Step 6: Final answer
   x = 5,976.06