Finding the Fourth Proportional to 1,035.58, 1,429.17 and 569.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035.58 : 1,429.17 = 569.86 : x
2. Step 2: Convert to fraction form
   1,035.58/1,429.17 = 569.86/x
3. Step 3: Cross multiply
   1,035.58x = 1,429.17 × 569.86
4. Step 4: Simplify right side
   1,035.58x = 814,426.82
5. Step 5: Solve for x
   x = 814,426.82/1,035.58
6. Step 6: Final answer
   x = 786.45