Finding the Fourth Proportional to 2,003.43, 2,764.88 and 1,107.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.43 : 2,764.88 = 1,107.24 : x
2. Step 2: Convert to fraction form
   2,003.43/2,764.88 = 1,107.24/x
3. Step 3: Cross multiply
   2,003.43x = 2,764.88 × 1,107.24
4. Step 4: Simplify right side
   2,003.43x = 3,061,403.54
5. Step 5: Solve for x
   x = 3,061,403.54/2,003.43
6. Step 6: Final answer
   x = 1,528.08