Finding the Fourth Proportional to 11,028.27, 15,219.02 and 5,992.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,028.27 : 15,219.02 = 5,992.55 : x
2. Step 2: Convert to fraction form
   11,028.27/15,219.02 = 5,992.55/x
3. Step 3: Cross multiply
   11,028.27x = 15,219.02 × 5,992.55
4. Step 4: Simplify right side
   11,028.27x = 91,200,677.19
5. Step 5: Solve for x
   x = 91,200,677.19/11,028.27
6. Step 6: Final answer
   x = 8,269.72