Finding the Fourth Proportional to 3,552.56, 5,328.82 and 1,087.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,552.56 : 5,328.82 = 1,087.29 : x
2. Step 2: Convert to fraction form
   3,552.56/5,328.82 = 1,087.29/x
3. Step 3: Cross multiply
   3,552.56x = 5,328.82 × 1,087.29
4. Step 4: Simplify right side
   3,552.56x = 5,793,974.06
5. Step 5: Solve for x
   x = 5,793,974.06/3,552.56
6. Step 6: Final answer
   x = 1,630.93