Finding the Fourth Proportional to 1,055.41, 1,583.57 and 567.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055.41 : 1,583.57 = 567.89 : x
2. Step 2: Convert to fraction form
   1,055.41/1,583.57 = 567.89/x
3. Step 3: Cross multiply
   1,055.41x = 1,583.57 × 567.89
4. Step 4: Simplify right side
   1,055.41x = 899,293.01
5. Step 5: Solve for x
   x = 899,293.01/1,055.41
6. Step 6: Final answer
   x = 852.08