Finding the Fourth Proportional to 10,929.24, 15,081.90 and 5,961.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929.24 : 15,081.90 = 5,961.24 : x
2. Step 2: Convert to fraction form
   10,929.24/15,081.90 = 5,961.24/x
3. Step 3: Cross multiply
   10,929.24x = 15,081.90 × 5,961.24
4. Step 4: Simplify right side
   10,929.24x = 89,906,825.56
5. Step 5: Solve for x
   x = 89,906,825.56/10,929.24
6. Step 6: Final answer
   x = 8,226.27