Finding the Fourth Proportional to 2,144.92, 2,961.78 and 1,481.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.92 : 2,961.78 = 1,481.56 : x
2. Step 2: Convert to fraction form
   2,144.92/2,961.78 = 1,481.56/x
3. Step 3: Cross multiply
   2,144.92x = 2,961.78 × 1,481.56
4. Step 4: Simplify right side
   2,144.92x = 4,388,054.78
5. Step 5: Solve for x
   x = 4,388,054.78/2,144.92
6. Step 6: Final answer
   x = 2,045.79