Finding the Fourth Proportional to 1,158.54, 1,597.98 and 843.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158.54 : 1,597.98 = 843.48 : x
2. Step 2: Convert to fraction form
   1,158.54/1,597.98 = 843.48/x
3. Step 3: Cross multiply
   1,158.54x = 1,597.98 × 843.48
4. Step 4: Simplify right side
   1,158.54x = 1,347,864.17
5. Step 5: Solve for x
   x = 1,347,864.17/1,158.54
6. Step 6: Final answer
   x = 1,163.42