Finding the Fourth Proportional to 5,116.29, 7,062.83 and 3,857.85

Step by Step Solution

1. Step 1: Write the proportion equation
   5,116.29 : 7,062.83 = 3,857.85 : x
2. Step 2: Convert to fraction form
   5,116.29/7,062.83 = 3,857.85/x
3. Step 3: Cross multiply
   5,116.29x = 7,062.83 × 3,857.85
4. Step 4: Simplify right side
   5,116.29x = 27,247,333.89
5. Step 5: Solve for x
   x = 27,247,333.89/5,116.29
6. Step 6: Final answer
   x = 5,325.61