Finding the Fourth Proportional to 1,288.24, 1,931.67 and 595.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288.24 : 1,931.67 = 595.43 : x
2. Step 2: Convert to fraction form
   1,288.24/1,931.67 = 595.43/x
3. Step 3: Cross multiply
   1,288.24x = 1,931.67 × 595.43
4. Step 4: Simplify right side
   1,288.24x = 1,150,174.27
5. Step 5: Solve for x
   x = 1,150,174.27/1,288.24
6. Step 6: Final answer
   x = 892.83