Finding the Fourth Proportional to 1,147.73, 1,719.89 and 531.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147.73 : 1,719.89 = 531.27 : x
2. Step 2: Convert to fraction form
   1,147.73/1,719.89 = 531.27/x
3. Step 3: Cross multiply
   1,147.73x = 1,719.89 × 531.27
4. Step 4: Simplify right side
   1,147.73x = 913,725.96
5. Step 5: Solve for x
   x = 913,725.96/1,147.73
6. Step 6: Final answer
   x = 796.12