Finding the Fourth Proportional to 10,894.24, 16,326.24 and 5,689.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,894.24 : 16,326.24 = 5,689.72 : x
2. Step 2: Convert to fraction form
   10,894.24/16,326.24 = 5,689.72/x
3. Step 3: Cross multiply
   10,894.24x = 16,326.24 × 5,689.72
4. Step 4: Simplify right side
   10,894.24x = 92,891,734.25
5. Step 5: Solve for x
   x = 92,891,734.25/10,894.24
6. Step 6: Final answer
   x = 8,526.68