Finding the Fourth Proportional to 1,182.24, 1,631.52 and 658.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.24 : 1,631.52 = 658.32 : x
2. Step 2: Convert to fraction form
   1,182.24/1,631.52 = 658.32/x
3. Step 3: Cross multiply
   1,182.24x = 1,631.52 × 658.32
4. Step 4: Simplify right side
   1,182.24x = 1,074,062.25
5. Step 5: Solve for x
   x = 1,074,062.25/1,182.24
6. Step 6: Final answer
   x = 908.50