Finding the Fourth Proportional to 11,456.13, 17,184.84 and 3,559.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,456.13 : 17,184.84 = 3,559.77 : x
2. Step 2: Convert to fraction form
   11,456.13/17,184.84 = 3,559.77/x
3. Step 3: Cross multiply
   11,456.13x = 17,184.84 × 3,559.77
4. Step 4: Simplify right side
   11,456.13x = 61,174,077.89
5. Step 5: Solve for x
   x = 61,174,077.89/11,456.13
6. Step 6: Final answer
   x = 5,339.86