Finding the Fourth Proportional to 5,095.49, 7,031.69 and 2,857.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,095.49 : 7,031.69 = 2,857.37 : x
2. Step 2: Convert to fraction form
   5,095.49/7,031.69 = 2,857.37/x
3. Step 3: Cross multiply
   5,095.49x = 7,031.69 × 2,857.37
4. Step 4: Simplify right side
   5,095.49x = 20,092,104.90
5. Step 5: Solve for x
   x = 20,092,104.90/5,095.49
6. Step 6: Final answer
   x = 3,943.12