Finding the Fourth Proportional to 2,583.72, 3,556.98 and 1,993.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.72 : 3,556.98 = 1,993.23 : x
2. Step 2: Convert to fraction form
   2,583.72/3,556.98 = 1,993.23/x
3. Step 3: Cross multiply
   2,583.72x = 3,556.98 × 1,993.23
4. Step 4: Simplify right side
   2,583.72x = 7,089,879.25
5. Step 5: Solve for x
   x = 7,089,879.25/2,583.72
6. Step 6: Final answer
   x = 2,744.06