Finding the Fourth Proportional to 2,003.54, 2,765 and 1,107.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.54 : 2,765 = 1,107.27 : x
2. Step 2: Convert to fraction form
   2,003.54/2,765 = 1,107.27/x
3. Step 3: Cross multiply
   2,003.54x = 2,765 × 1,107.27
4. Step 4: Simplify right side
   2,003.54x = 3,061,601.55
5. Step 5: Solve for x
   x = 3,061,601.55/2,003.54
6. Step 6: Final answer
   x = 1,528.10