Finding the Fourth Proportional to 3,716.19, 5,128.83 and 2,144.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,716.19 : 5,128.83 = 2,144.25 : x
2. Step 2: Convert to fraction form
   3,716.19/5,128.83 = 2,144.25/x
3. Step 3: Cross multiply
   3,716.19x = 5,128.83 × 2,144.25
4. Step 4: Simplify right side
   3,716.19x = 10,997,493.73
5. Step 5: Solve for x
   x = 10,997,493.73/3,716.19
6. Step 6: Final answer
   x = 2,959.35