Finding the Fourth Proportional to 11,271.98, 15,548.55 and 8,295.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,271.98 : 15,548.55 = 8,295.50 : x
2. Step 2: Convert to fraction form
   11,271.98/15,548.55 = 8,295.50/x
3. Step 3: Cross multiply
   11,271.98x = 15,548.55 × 8,295.50
4. Step 4: Simplify right side
   11,271.98x = 128,982,996.53
5. Step 5: Solve for x
   x = 128,982,996.53/11,271.98
6. Step 6: Final answer
   x = 11,442.80