Finding the Fourth Proportional to 2,544.28, 3,512.18 and 1,549.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.28 : 3,512.18 = 1,549.91 : x
2. Step 2: Convert to fraction form
   2,544.28/3,512.18 = 1,549.91/x
3. Step 3: Cross multiply
   2,544.28x = 3,512.18 × 1,549.91
4. Step 4: Simplify right side
   2,544.28x = 5,443,575.56
5. Step 5: Solve for x
   x = 5,443,575.56/2,544.28
6. Step 6: Final answer
   x = 2,139.54