Finding the Fourth Proportional to 2,568.54, 3,544.72 and 1,573.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.54 : 3,544.72 = 1,573.88 : x
2. Step 2: Convert to fraction form
   2,568.54/3,544.72 = 1,573.88/x
3. Step 3: Cross multiply
   2,568.54x = 3,544.72 × 1,573.88
4. Step 4: Simplify right side
   2,568.54x = 5,578,938.32
5. Step 5: Solve for x
   x = 5,578,938.32/2,568.54
6. Step 6: Final answer
   x = 2,172.03