Finding the Fourth Proportional to 1,358.38, 1,872.52 and 833.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358.38 : 1,872.52 = 833.50 : x
2. Step 2: Convert to fraction form
   1,358.38/1,872.52 = 833.50/x
3. Step 3: Cross multiply
   1,358.38x = 1,872.52 × 833.50
4. Step 4: Simplify right side
   1,358.38x = 1,560,745.42
5. Step 5: Solve for x
   x = 1,560,745.42/1,358.38
6. Step 6: Final answer
   x = 1,148.98