Finding the Fourth Proportional to 11,071.38, 16,604.24 and 3,278.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,071.38 : 16,604.24 = 3,278.37 : x
2. Step 2: Convert to fraction form
   11,071.38/16,604.24 = 3,278.37/x
3. Step 3: Cross multiply
   11,071.38x = 16,604.24 × 3,278.37
4. Step 4: Simplify right side
   11,071.38x = 54,434,906.60
5. Step 5: Solve for x
   x = 54,434,906.60/11,071.38
6. Step 6: Final answer
   x = 4,916.72