Finding the Fourth Proportional to 5,094.85, 7,030.81 and 2,856.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,094.85 : 7,030.81 = 2,856.72 : x
2. Step 2: Convert to fraction form
   5,094.85/7,030.81 = 2,856.72/x
3. Step 3: Cross multiply
   5,094.85x = 7,030.81 × 2,856.72
4. Step 4: Simplify right side
   5,094.85x = 20,085,048.40
5. Step 5: Solve for x
   x = 20,085,048.40/5,094.85
6. Step 6: Final answer
   x = 3,942.23