Finding the Fourth Proportional to 1,146.24, 1,718.28 and 569.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146.24 : 1,718.28 = 569.52 : x
2. Step 2: Convert to fraction form
   1,146.24/1,718.28 = 569.52/x
3. Step 3: Cross multiply
   1,146.24x = 1,718.28 × 569.52
4. Step 4: Simplify right side
   1,146.24x = 978,594.83
5. Step 5: Solve for x
   x = 978,594.83/1,146.24
6. Step 6: Final answer
   x = 853.74