Finding the Fourth Proportional to 1,153.34, 1,581.06 and 1,132.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,153.34 : 1,581.06 = 1,132.38 : x
2. Step 2: Convert to fraction form
   1,153.34/1,581.06 = 1,132.38/x
3. Step 3: Cross multiply
   1,153.34x = 1,581.06 × 1,132.38
4. Step 4: Simplify right side
   1,153.34x = 1,790,357.01
5. Step 5: Solve for x
   x = 1,790,357.01/1,153.34
6. Step 6: Final answer
   x = 1,552.33