Finding the Fourth Proportional to 11,168.82, 16,741.40 and 5,240.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,168.82 : 16,741.40 = 5,240.70 : x
2. Step 2: Convert to fraction form
   11,168.82/16,741.40 = 5,240.70/x
3. Step 3: Cross multiply
   11,168.82x = 16,741.40 × 5,240.70
4. Step 4: Simplify right side
   11,168.82x = 87,736,628.78
5. Step 5: Solve for x
   x = 87,736,628.78/11,168.82
6. Step 6: Final answer
   x = 7,855.50