Finding the Fourth Proportional to 2,563.80, 3,537.91 and 1,444.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563.80 : 3,537.91 = 1,444.71 : x
2. Step 2: Convert to fraction form
   2,563.80/3,537.91 = 1,444.71/x
3. Step 3: Cross multiply
   2,563.80x = 3,537.91 × 1,444.71
4. Step 4: Simplify right side
   2,563.80x = 5,111,253.96
5. Step 5: Solve for x
   x = 5,111,253.96/2,563.80
6. Step 6: Final answer
   x = 1,993.62