Finding the Fourth Proportional to 1,047.34, 1,568.22 and 865.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.34 : 1,568.22 = 865.54 : x
2. Step 2: Convert to fraction form
   1,047.34/1,568.22 = 865.54/x
3. Step 3: Cross multiply
   1,047.34x = 1,568.22 × 865.54
4. Step 4: Simplify right side
   1,047.34x = 1,357,357.14
5. Step 5: Solve for x
   x = 1,357,357.14/1,047.34
6. Step 6: Final answer
   x = 1,296.00