Finding the Fourth Proportional to 2,383.56, 3,576.69 and 997.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.56 : 3,576.69 = 997.92 : x
2. Step 2: Convert to fraction form
   2,383.56/3,576.69 = 997.92/x
3. Step 3: Cross multiply
   2,383.56x = 3,576.69 × 997.92
4. Step 4: Simplify right side
   2,383.56x = 3,569,250.48
5. Step 5: Solve for x
   x = 3,569,250.48/2,383.56
6. Step 6: Final answer
   x = 1,497.45