Finding the Fourth Proportional to 5,399.67, 7,454.04 and 3,160.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,399.67 : 7,454.04 = 3,160.83 : x
2. Step 2: Convert to fraction form
   5,399.67/7,454.04 = 3,160.83/x
3. Step 3: Cross multiply
   5,399.67x = 7,454.04 × 3,160.83
4. Step 4: Simplify right side
   5,399.67x = 23,560,953.25
5. Step 5: Solve for x
   x = 23,560,953.25/5,399.67
6. Step 6: Final answer
   x = 4,363.41