Finding the Fourth Proportional to 5,168.67, 7,132.83 and 2,810.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,168.67 : 7,132.83 = 2,810.86 : x
2. Step 2: Convert to fraction form
   5,168.67/7,132.83 = 2,810.86/x
3. Step 3: Cross multiply
   5,168.67x = 7,132.83 × 2,810.86
4. Step 4: Simplify right side
   5,168.67x = 20,049,386.53
5. Step 5: Solve for x
   x = 20,049,386.53/5,168.67
6. Step 6: Final answer
   x = 3,879.02