Finding the Fourth Proportional to 3,250.33, 4,872.42 and 1,057.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,250.33 : 4,872.42 = 1,057.52 : x
2. Step 2: Convert to fraction form
   3,250.33/4,872.42 = 1,057.52/x
3. Step 3: Cross multiply
   3,250.33x = 4,872.42 × 1,057.52
4. Step 4: Simplify right side
   3,250.33x = 5,152,693.78
5. Step 5: Solve for x
   x = 5,152,693.78/3,250.33
6. Step 6: Final answer
   x = 1,585.28