Finding the Fourth Proportional to 3,944.81, 5,443.92 and 2,549.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.81 : 5,443.92 = 2,549.99 : x
2. Step 2: Convert to fraction form
   3,944.81/5,443.92 = 2,549.99/x
3. Step 3: Cross multiply
   3,944.81x = 5,443.92 × 2,549.99
4. Step 4: Simplify right side
   3,944.81x = 13,881,955.17
5. Step 5: Solve for x
   x = 13,881,955.17/3,944.81
6. Step 6: Final answer
   x = 3,519.04