Finding the Fourth Proportional to 2,555.33, 3,527.28 and 1,993.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.33 : 3,527.28 = 1,993.55 : x
2. Step 2: Convert to fraction form
   2,555.33/3,527.28 = 1,993.55/x
3. Step 3: Cross multiply
   2,555.33x = 3,527.28 × 1,993.55
4. Step 4: Simplify right side
   2,555.33x = 7,031,791.41
5. Step 5: Solve for x
   x = 7,031,791.41/2,555.33
6. Step 6: Final answer
   x = 2,751.82