Finding the Fourth Proportional to 3,452.52, 5,178.82 and 987.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,452.52 : 5,178.82 = 987.33 : x
2. Step 2: Convert to fraction form
   3,452.52/5,178.82 = 987.33/x
3. Step 3: Cross multiply
   3,452.52x = 5,178.82 × 987.33
4. Step 4: Simplify right side
   3,452.52x = 5,113,204.35
5. Step 5: Solve for x
   x = 5,113,204.35/3,452.52
6. Step 6: Final answer
   x = 1,481.01