Finding the Fourth Proportional to 1,993.67, 2,751.33 and 1,331.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993.67 : 2,751.33 = 1,331.83 : x
2. Step 2: Convert to fraction form
   1,993.67/2,751.33 = 1,331.83/x
3. Step 3: Cross multiply
   1,993.67x = 2,751.33 × 1,331.83
4. Step 4: Simplify right side
   1,993.67x = 3,664,303.83
5. Step 5: Solve for x
   x = 3,664,303.83/1,993.67
6. Step 6: Final answer
   x = 1,837.97