Finding the Fourth Proportional to 11,355.57, 17,036.09 and 3,564.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,355.57 : 17,036.09 = 3,564.38 : x
2. Step 2: Convert to fraction form
   11,355.57/17,036.09 = 3,564.38/x
3. Step 3: Cross multiply
   11,355.57x = 17,036.09 × 3,564.38
4. Step 4: Simplify right side
   11,355.57x = 60,723,098.47
5. Step 5: Solve for x
   x = 60,723,098.47/11,355.57
6. Step 6: Final answer
   x = 5,347.43