Finding the Fourth Proportional to 1,091.52, 1,504.76 and 933.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091.52 : 1,504.76 = 933.48 : x
2. Step 2: Convert to fraction form
   1,091.52/1,504.76 = 933.48/x
3. Step 3: Cross multiply
   1,091.52x = 1,504.76 × 933.48
4. Step 4: Simplify right side
   1,091.52x = 1,404,663.36
5. Step 5: Solve for x
   x = 1,404,663.36/1,091.52
6. Step 6: Final answer
   x = 1,286.89