Finding the Fourth Proportional to 11,345.82, 17,020.89 and 3,552.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,345.82 : 17,020.89 = 3,552.54 : x
2. Step 2: Convert to fraction form
   11,345.82/17,020.89 = 3,552.54/x
3. Step 3: Cross multiply
   11,345.82x = 17,020.89 × 3,552.54
4. Step 4: Simplify right side
   11,345.82x = 60,467,392.56
5. Step 5: Solve for x
   x = 60,467,392.56/11,345.82
6. Step 6: Final answer
   x = 5,329.49