Finding the Fourth Proportional to 11,177.72, 16,741.05 and 5,338.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,177.72 : 16,741.05 = 5,338.46 : x
2. Step 2: Convert to fraction form
   11,177.72/16,741.05 = 5,338.46/x
3. Step 3: Cross multiply
   11,177.72x = 16,741.05 × 5,338.46
4. Step 4: Simplify right side
   11,177.72x = 89,371,425.78
5. Step 5: Solve for x
   x = 89,371,425.78/11,177.72
6. Step 6: Final answer
   x = 7,995.50