Finding the Fourth Proportional to 11,721.92, 17,588.28 and 5,882.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,721.92 : 17,588.28 = 5,882.72 : x
2. Step 2: Convert to fraction form
   11,721.92/17,588.28 = 5,882.72/x
3. Step 3: Cross multiply
   11,721.92x = 17,588.28 × 5,882.72
4. Step 4: Simplify right side
   11,721.92x = 103,466,926.52
5. Step 5: Solve for x
   x = 103,466,926.52/11,721.92
6. Step 6: Final answer
   x = 8,826.79