Finding the Fourth Proportional to 1,153.82, 1,591.98 and 1,134.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,153.82 : 1,591.98 = 1,134.38 : x
2. Step 2: Convert to fraction form
   1,153.82/1,591.98 = 1,134.38/x
3. Step 3: Cross multiply
   1,153.82x = 1,591.98 × 1,134.38
4. Step 4: Simplify right side
   1,153.82x = 1,805,910.27
5. Step 5: Solve for x
   x = 1,805,910.27/1,153.82
6. Step 6: Final answer
   x = 1,565.16