Finding the Fourth Proportional to 1,033.57, 1,547.71 and 570.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.57 : 1,547.71 = 570.83 : x
2. Step 2: Convert to fraction form
   1,033.57/1,547.71 = 570.83/x
3. Step 3: Cross multiply
   1,033.57x = 1,547.71 × 570.83
4. Step 4: Simplify right side
   1,033.57x = 883,479.30
5. Step 5: Solve for x
   x = 883,479.30/1,033.57
6. Step 6: Final answer
   x = 854.78