Finding the Fourth Proportional to 942.73, 1,404.54 and 896.27

Step by Step Solution

1. Step 1: Write the proportion equation
   942.73 : 1,404.54 = 896.27 : x
2. Step 2: Convert to fraction form
   942.73/1,404.54 = 896.27/x
3. Step 3: Cross multiply
   942.73x = 1,404.54 × 896.27
4. Step 4: Simplify right side
   942.73x = 1,258,840.04
5. Step 5: Solve for x
   x = 1,258,840.04/942.73
6. Step 6: Final answer
   x = 1,335.32