Finding the Fourth Proportional to 1,052.67, 1,579.00 and 359.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,052.67 : 1,579.00 = 359.33 : x
2. Step 2: Convert to fraction form
   1,052.67/1,579.00 = 359.33/x
3. Step 3: Cross multiply
   1,052.67x = 1,579.00 × 359.33
4. Step 4: Simplify right side
   1,052.67x = 567,380.27
5. Step 5: Solve for x
   x = 567,380.27/1,052.67
6. Step 6: Final answer
   x = 538.99