Finding the Fourth Proportional to 5,162.83, 7,127.67 and 3,399.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162.83 : 7,127.67 = 3,399.57 : x
2. Step 2: Convert to fraction form
   5,162.83/7,127.67 = 3,399.57/x
3. Step 3: Cross multiply
   5,162.83x = 7,127.67 × 3,399.57
4. Step 4: Simplify right side
   5,162.83x = 24,231,013.10
5. Step 5: Solve for x
   x = 24,231,013.10/5,162.83
6. Step 6: Final answer
   x = 4,693.36