Finding the Fourth Proportional to 11,018.49, 15,205.69 and 5,982.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,018.49 : 15,205.69 = 5,982.81 : x
2. Step 2: Convert to fraction form
   11,018.49/15,205.69 = 5,982.81/x
3. Step 3: Cross multiply
   11,018.49x = 15,205.69 × 5,982.81
4. Step 4: Simplify right side
   11,018.49x = 90,972,764.94
5. Step 5: Solve for x
   x = 90,972,764.94/11,018.49
6. Step 6: Final answer
   x = 8,256.37