Finding the Fourth Proportional to 5,105.92, 7,046.70 and 2,868.01

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105.92 : 7,046.70 = 2,868.01 : x
2. Step 2: Convert to fraction form
   5,105.92/7,046.70 = 2,868.01/x
3. Step 3: Cross multiply
   5,105.92x = 7,046.70 × 2,868.01
4. Step 4: Simplify right side
   5,105.92x = 20,210,006.07
5. Step 5: Solve for x
   x = 20,210,006.07/5,105.92
6. Step 6: Final answer
   x = 3,958.15