Finding the Fourth Proportional to 11,017.96, 15,204.78 and 5,982.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,017.96 : 15,204.78 = 5,982.15 : x
2. Step 2: Convert to fraction form
   11,017.96/15,204.78 = 5,982.15/x
3. Step 3: Cross multiply
   11,017.96x = 15,204.78 × 5,982.15
4. Step 4: Simplify right side
   11,017.96x = 90,957,331.69
5. Step 5: Solve for x
   x = 90,957,331.69/11,017.96
6. Step 6: Final answer
   x = 8,255.37