Finding the Fourth Proportional to 11,022.07, 15,210.56 and 5,986.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,022.07 : 15,210.56 = 5,986.38 : x
2. Step 2: Convert to fraction form
   11,022.07/15,210.56 = 5,986.38/x
3. Step 3: Cross multiply
   11,022.07x = 15,210.56 × 5,986.38
4. Step 4: Simplify right side
   11,022.07x = 91,056,247.34
5. Step 5: Solve for x
   x = 91,056,247.34/11,022.07
6. Step 6: Final answer
   x = 8,261.27