Finding the Fourth Proportional to 1,183.13, 1,632.71 and 659.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,183.13 : 1,632.71 = 659.15 : x
2. Step 2: Convert to fraction form
   1,183.13/1,632.71 = 659.15/x
3. Step 3: Cross multiply
   1,183.13x = 1,632.71 × 659.15
4. Step 4: Simplify right side
   1,183.13x = 1,076,200.80
5. Step 5: Solve for x
   x = 1,076,200.80/1,183.13
6. Step 6: Final answer
   x = 909.62