Finding the Fourth Proportional to 1,196.43, 1,651.23 and 865.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.43 : 1,651.23 = 865.95 : x
2. Step 2: Convert to fraction form
   1,196.43/1,651.23 = 865.95/x
3. Step 3: Cross multiply
   1,196.43x = 1,651.23 × 865.95
4. Step 4: Simplify right side
   1,196.43x = 1,429,882.62
5. Step 5: Solve for x
   x = 1,429,882.62/1,196.43
6. Step 6: Final answer
   x = 1,195.12