Finding the Fourth Proportional to 1,567.66, 2,339.22 and 1,558.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,567.66 : 2,339.22 = 1,558.55 : x
2. Step 2: Convert to fraction form
   1,567.66/2,339.22 = 1,558.55/x
3. Step 3: Cross multiply
   1,567.66x = 2,339.22 × 1,558.55
4. Step 4: Simplify right side
   1,567.66x = 3,645,791.33
5. Step 5: Solve for x
   x = 3,645,791.33/1,567.66
6. Step 6: Final answer
   x = 2,325.63