Finding the Fourth Proportional to 10,716.17, 16,078.84 and 5,525.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,716.17 : 16,078.84 = 5,525.69 : x
2. Step 2: Convert to fraction form
   10,716.17/16,078.84 = 5,525.69/x
3. Step 3: Cross multiply
   10,716.17x = 16,078.84 × 5,525.69
4. Step 4: Simplify right side
   10,716.17x = 88,846,591.19
5. Step 5: Solve for x
   x = 88,846,591.19/10,716.17
6. Step 6: Final answer
   x = 8,290.89