Finding the Fourth Proportional to 2,383.52, 3,576.30 and 997.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.52 : 3,576.30 = 997.18 : x
2. Step 2: Convert to fraction form
   2,383.52/3,576.30 = 997.18/x
3. Step 3: Cross multiply
   2,383.52x = 3,576.30 × 997.18
4. Step 4: Simplify right side
   2,383.52x = 3,566,214.83
5. Step 5: Solve for x
   x = 3,566,214.83/2,383.52
6. Step 6: Final answer
   x = 1,496.20