Finding the Fourth Proportional to 5,151.94, 7,109.67 and 2,794.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,151.94 : 7,109.67 = 2,794.10 : x
2. Step 2: Convert to fraction form
   5,151.94/7,109.67 = 2,794.10/x
3. Step 3: Cross multiply
   5,151.94x = 7,109.67 × 2,794.10
4. Step 4: Simplify right side
   5,151.94x = 19,865,103.88
5. Step 5: Solve for x
   x = 19,865,103.88/5,151.94
6. Step 6: Final answer
   x = 3,855.85