Finding the Fourth Proportional to 5,535.88, 7,639.39 and 3,017.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,535.88 : 7,639.39 = 3,017.89 : x
2. Step 2: Convert to fraction form
   5,535.88/7,639.39 = 3,017.89/x
3. Step 3: Cross multiply
   5,535.88x = 7,639.39 × 3,017.89
4. Step 4: Simplify right side
   5,535.88x = 23,054,838.69
5. Step 5: Solve for x
   x = 23,054,838.69/5,535.88
6. Step 6: Final answer
   x = 4,164.62