Finding the Fourth Proportional to 5,498.15, 7,584.86 and 5,286.03

Step by Step Solution

1. Step 1: Write the proportion equation
   5,498.15 : 7,584.86 = 5,286.03 : x
2. Step 2: Convert to fraction form
   5,498.15/7,584.86 = 5,286.03/x
3. Step 3: Cross multiply
   5,498.15x = 7,584.86 × 5,286.03
4. Step 4: Simplify right side
   5,498.15x = 40,093,797.51
5. Step 5: Solve for x
   x = 40,093,797.51/5,498.15
6. Step 6: Final answer
   x = 7,292.23