Finding the Fourth Proportional to 11,544.89, 15,927.26 and 8,856.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,544.89 : 15,927.26 = 8,856.59 : x
2. Step 2: Convert to fraction form
   11,544.89/15,927.26 = 8,856.59/x
3. Step 3: Cross multiply
   11,544.89x = 15,927.26 × 8,856.59
4. Step 4: Simplify right side
   11,544.89x = 141,061,087.72
5. Step 5: Solve for x
   x = 141,061,087.72/11,544.89
6. Step 6: Final answer
   x = 12,218.49