Finding the Fourth Proportional to 1,132.30, 1,563.22 and 866.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132.30 : 1,563.22 = 866.25 : x
2. Step 2: Convert to fraction form
   1,132.30/1,563.22 = 866.25/x
3. Step 3: Cross multiply
   1,132.30x = 1,563.22 × 866.25
4. Step 4: Simplify right side
   1,132.30x = 1,354,139.33
5. Step 5: Solve for x
   x = 1,354,139.33/1,132.30
6. Step 6: Final answer
   x = 1,195.92