Finding the Fourth Proportional to 3,589.30, 5,384.25 and 992.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,589.30 : 5,384.25 = 992.24 : x
2. Step 2: Convert to fraction form
   3,589.30/5,384.25 = 992.24/x
3. Step 3: Cross multiply
   3,589.30x = 5,384.25 × 992.24
4. Step 4: Simplify right side
   3,589.30x = 5,342,441.30
5. Step 5: Solve for x
   x = 5,342,441.30/3,589.30
6. Step 6: Final answer
   x = 1,488.44