Finding the Fourth Proportional to 11,454.72, 17,189.52 and 5,608.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,454.72 : 17,189.52 = 5,608.08 : x
2. Step 2: Convert to fraction form
   11,454.72/17,189.52 = 5,608.08/x
3. Step 3: Cross multiply
   11,454.72x = 17,189.52 × 5,608.08
4. Step 4: Simplify right side
   11,454.72x = 96,400,203.32
5. Step 5: Solve for x
   x = 96,400,203.32/11,454.72
6. Step 6: Final answer
   x = 8,415.76