Finding the Fourth Proportional to 3,716.62, 5,128.22 and 2,144.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,716.62 : 5,128.22 = 2,144.41 : x
2. Step 2: Convert to fraction form
   3,716.62/5,128.22 = 2,144.41/x
3. Step 3: Cross multiply
   3,716.62x = 5,128.22 × 2,144.41
4. Step 4: Simplify right side
   3,716.62x = 10,997,006.25
5. Step 5: Solve for x
   x = 10,997,006.25/3,716.62
6. Step 6: Final answer
   x = 2,958.87