Finding the Fourth Proportional to 11,182.88, 15,432.72 and 8,383.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,182.88 : 15,432.72 = 8,383.52 : x
2. Step 2: Convert to fraction form
   11,182.88/15,432.72 = 8,383.52/x
3. Step 3: Cross multiply
   11,182.88x = 15,432.72 × 8,383.52
4. Step 4: Simplify right side
   11,182.88x = 129,380,516.77
5. Step 5: Solve for x
   x = 129,380,516.77/11,182.88
6. Step 6: Final answer
   x = 11,569.52