Finding the Fourth Proportional to 1,432.73, 1,976.73 and 843.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.73 : 1,976.73 = 843.46 : x
2. Step 2: Convert to fraction form
   1,432.73/1,976.73 = 843.46/x
3. Step 3: Cross multiply
   1,432.73x = 1,976.73 × 843.46
4. Step 4: Simplify right side
   1,432.73x = 1,667,292.69
5. Step 5: Solve for x
   x = 1,667,292.69/1,432.73
6. Step 6: Final answer
   x = 1,163.72