Finding the Fourth Proportional to 10,913.52, 16,366.82 and 3,516.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,913.52 : 16,366.82 = 3,516.38 : x
2. Step 2: Convert to fraction form
   10,913.52/16,366.82 = 3,516.38/x
3. Step 3: Cross multiply
   10,913.52x = 16,366.82 × 3,516.38
4. Step 4: Simplify right side
   10,913.52x = 57,551,958.51
5. Step 5: Solve for x
   x = 57,551,958.51/10,913.52
6. Step 6: Final answer
   x = 5,273.46