Finding the Fourth Proportional to 2,810.24, 4,215.63 and 1,144.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810.24 : 4,215.63 = 1,144.52 : x
2. Step 2: Convert to fraction form
   2,810.24/4,215.63 = 1,144.52/x
3. Step 3: Cross multiply
   2,810.24x = 4,215.63 × 1,144.52
4. Step 4: Simplify right side
   2,810.24x = 4,824,872.85
5. Step 5: Solve for x
   x = 4,824,872.85/2,810.24
6. Step 6: Final answer
   x = 1,716.89