Finding the Fourth Proportional to 11,559.56, 17,344.71 and 3,663.29

Step by Step Solution

1. Step 1: Write the proportion equation
   11,559.56 : 17,344.71 = 3,663.29 : x
2. Step 2: Convert to fraction form
   11,559.56/17,344.71 = 3,663.29/x
3. Step 3: Cross multiply
   11,559.56x = 17,344.71 × 3,663.29
4. Step 4: Simplify right side
   11,559.56x = 63,538,746.06
5. Step 5: Solve for x
   x = 63,538,746.06/11,559.56
6. Step 6: Final answer
   x = 5,496.64