Finding the Fourth Proportional to 3,592.85, 5,357.55 and 3,155.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,592.85 : 5,357.55 = 3,155.89 : x
2. Step 2: Convert to fraction form
   3,592.85/5,357.55 = 3,155.89/x
3. Step 3: Cross multiply
   3,592.85x = 5,357.55 × 3,155.89
4. Step 4: Simplify right side
   3,592.85x = 16,907,822.69
5. Step 5: Solve for x
   x = 16,907,822.69/3,592.85
6. Step 6: Final answer
   x = 4,705.96