Finding the Fourth Proportional to 11,268.38, 16,906.52 and 3,477.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,268.38 : 16,906.52 = 3,477.20 : x
2. Step 2: Convert to fraction form
   11,268.38/16,906.52 = 3,477.20/x
3. Step 3: Cross multiply
   11,268.38x = 16,906.52 × 3,477.20
4. Step 4: Simplify right side
   11,268.38x = 58,787,275.50
5. Step 5: Solve for x
   x = 58,787,275.50/11,268.38
6. Step 6: Final answer
   x = 5,217.01