Finding the Fourth Proportional to 5,886.83, 8,123.81 and 3,198.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,886.83 : 8,123.81 = 3,198.04 : x
2. Step 2: Convert to fraction form
   5,886.83/8,123.81 = 3,198.04/x
3. Step 3: Cross multiply
   5,886.83x = 8,123.81 × 3,198.04
4. Step 4: Simplify right side
   5,886.83x = 25,980,233.03
5. Step 5: Solve for x
   x = 25,980,233.03/5,886.83
6. Step 6: Final answer
   x = 4,413.28