Finding the Fourth Proportional to 1,993.74, 2,751.30 and 1,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993.74 : 2,751.30 = 1,109.52 : x
2. Step 2: Convert to fraction form
   1,993.74/2,751.30 = 1,109.52/x
3. Step 3: Cross multiply
   1,993.74x = 2,751.30 × 1,109.52
4. Step 4: Simplify right side
   1,993.74x = 3,052,622.38
5. Step 5: Solve for x
   x = 3,052,622.38/1,993.74
6. Step 6: Final answer
   x = 1,531.10