Finding the Fourth Proportional to 1,993.14, 2,750.60 and 1,109.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993.14 : 2,750.60 = 1,109.00 : x
2. Step 2: Convert to fraction form
   1,993.14/2,750.60 = 1,109.00/x
3. Step 3: Cross multiply
   1,993.14x = 2,750.60 × 1,109.00
4. Step 4: Simplify right side
   1,993.14x = 3,050,396.10
5. Step 5: Solve for x
   x = 3,050,396.10/1,993.14
6. Step 6: Final answer
   x = 1,530.45