Finding the Fourth Proportional to 5,101.15, 7,039.59 and 2,863.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,101.15 : 7,039.59 = 2,863.24 : x
2. Step 2: Convert to fraction form
   5,101.15/7,039.59 = 2,863.24/x
3. Step 3: Cross multiply
   5,101.15x = 7,039.59 × 2,863.24
4. Step 4: Simplify right side
   5,101.15x = 20,156,035.67
5. Step 5: Solve for x
   x = 20,156,035.67/5,101.15
6. Step 6: Final answer
   x = 3,951.27