Finding the Fourth Proportional to 11,022.38, 15,210.82 and 5,986.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,022.38 : 15,210.82 = 5,986.56 : x
2. Step 2: Convert to fraction form
   11,022.38/15,210.82 = 5,986.56/x
3. Step 3: Cross multiply
   11,022.38x = 15,210.82 × 5,986.56
4. Step 4: Simplify right side
   11,022.38x = 91,060,486.58
5. Step 5: Solve for x
   x = 91,060,486.58/11,022.38
6. Step 6: Final answer
   x = 8,261.42