Finding the Fourth Proportional to 1,062.83, 1,594.72 and 575.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062.83 : 1,594.72 = 575.31 : x
2. Step 2: Convert to fraction form
   1,062.83/1,594.72 = 575.31/x
3. Step 3: Cross multiply
   1,062.83x = 1,594.72 × 575.31
4. Step 4: Simplify right side
   1,062.83x = 917,458.36
5. Step 5: Solve for x
   x = 917,458.36/1,062.83
6. Step 6: Final answer
   x = 863.22