Finding the Fourth Proportional to 5,094.42, 7,029.81 and 2,856.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,094.42 : 7,029.81 = 2,856.12 : x
2. Step 2: Convert to fraction form
   5,094.42/7,029.81 = 2,856.12/x
3. Step 3: Cross multiply
   5,094.42x = 7,029.81 × 2,856.12
4. Step 4: Simplify right side
   5,094.42x = 20,077,980.94
5. Step 5: Solve for x
   x = 20,077,980.94/5,094.42
6. Step 6: Final answer
   x = 3,941.17