Finding the Fourth Proportional to 3,487.56, 5,255.33 and 2,884.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,487.56 : 5,255.33 = 2,884.83 : x
2. Step 2: Convert to fraction form
   3,487.56/5,255.33 = 2,884.83/x
3. Step 3: Cross multiply
   3,487.56x = 5,255.33 × 2,884.83
4. Step 4: Simplify right side
   3,487.56x = 15,160,740.86
5. Step 5: Solve for x
   x = 15,160,740.86/3,487.56
6. Step 6: Final answer
   x = 4,347.09