Finding the Fourth Proportional to 5,107.41, 7,047.46 and 2,868.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,107.41 : 7,047.46 = 2,868.86 : x
2. Step 2: Convert to fraction form
   5,107.41/7,047.46 = 2,868.86/x
3. Step 3: Cross multiply
   5,107.41x = 7,047.46 × 2,868.86
4. Step 4: Simplify right side
   5,107.41x = 20,218,142.50
5. Step 5: Solve for x
   x = 20,218,142.50/5,107.41
6. Step 6: Final answer
   x = 3,958.59