Finding the Fourth Proportional to 1,091.30, 1,502.69 and 932.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091.30 : 1,502.69 = 932.73 : x
2. Step 2: Convert to fraction form
   1,091.30/1,502.69 = 932.73/x
3. Step 3: Cross multiply
   1,091.30x = 1,502.69 × 932.73
4. Step 4: Simplify right side
   1,091.30x = 1,401,599.38
5. Step 5: Solve for x
   x = 1,401,599.38/1,091.30
6. Step 6: Final answer
   x = 1,284.35