Finding the Fourth Proportional to 1,472.72, 2,033.48 and 1,103.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472.72 : 2,033.48 = 1,103.88 : x
2. Step 2: Convert to fraction form
   1,472.72/2,033.48 = 1,103.88/x
3. Step 3: Cross multiply
   1,472.72x = 2,033.48 × 1,103.88
4. Step 4: Simplify right side
   1,472.72x = 2,244,717.90
5. Step 5: Solve for x
   x = 2,244,717.90/1,472.72
6. Step 6: Final answer
   x = 1,524.20