Finding the Fourth Proportional to 1,196.01, 1,791.41 and 578.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.01 : 1,791.41 = 578.41 : x
2. Step 2: Convert to fraction form
   1,196.01/1,791.41 = 578.41/x
3. Step 3: Cross multiply
   1,196.01x = 1,791.41 × 578.41
4. Step 4: Simplify right side
   1,196.01x = 1,036,168.01
5. Step 5: Solve for x
   x = 1,036,168.01/1,196.01
6. Step 6: Final answer
   x = 866.36