Finding the Fourth Proportional to 1,152.69, 1,728.86 and 567.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152.69 : 1,728.86 = 567.53 : x
2. Step 2: Convert to fraction form
   1,152.69/1,728.86 = 567.53/x
3. Step 3: Cross multiply
   1,152.69x = 1,728.86 × 567.53
4. Step 4: Simplify right side
   1,152.69x = 981,177.08
5. Step 5: Solve for x
   x = 981,177.08/1,152.69
6. Step 6: Final answer
   x = 851.21