Finding the Fourth Proportional to 1,146.82, 1,582.24 and 674.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146.82 : 1,582.24 = 674.56 : x
2. Step 2: Convert to fraction form
   1,146.82/1,582.24 = 674.56/x
3. Step 3: Cross multiply
   1,146.82x = 1,582.24 × 674.56
4. Step 4: Simplify right side
   1,146.82x = 1,067,315.81
5. Step 5: Solve for x
   x = 1,067,315.81/1,146.82
6. Step 6: Final answer
   x = 930.67