Finding the Fourth Proportional to 11,355.91, 17,036.60 and 3,564.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,355.91 : 17,036.60 = 3,564.72 : x
2. Step 2: Convert to fraction form
   11,355.91/17,036.60 = 3,564.72/x
3. Step 3: Cross multiply
   11,355.91x = 17,036.60 × 3,564.72
4. Step 4: Simplify right side
   11,355.91x = 60,730,708.75
5. Step 5: Solve for x
   x = 60,730,708.75/11,355.91
6. Step 6: Final answer
   x = 5,347.94