Finding the Fourth Proportional to 5,214.43, 7,196.00 and 2,856.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,214.43 : 7,196.00 = 2,856.42 : x
2. Step 2: Convert to fraction form
   5,214.43/7,196.00 = 2,856.42/x
3. Step 3: Cross multiply
   5,214.43x = 7,196.00 × 2,856.42
4. Step 4: Simplify right side
   5,214.43x = 20,554,784.04
5. Step 5: Solve for x
   x = 20,554,784.04/5,214.43
6. Step 6: Final answer
   x = 3,941.91