Finding the Fourth Proportional to 868.01, 1,196.61 and 536.27

Step by Step Solution

1. Step 1: Write the proportion equation
   868.01 : 1,196.61 = 536.27 : x
2. Step 2: Convert to fraction form
   868.01/1,196.61 = 536.27/x
3. Step 3: Cross multiply
   868.01x = 1,196.61 × 536.27
4. Step 4: Simplify right side
   868.01x = 641,706.04
5. Step 5: Solve for x
   x = 641,706.04/868.01
6. Step 6: Final answer
   x = 739.28