Finding the Fourth Proportional to 2,353.72, 3,530.43 and 966.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.72 : 3,530.43 = 966.70 : x
2. Step 2: Convert to fraction form
   2,353.72/3,530.43 = 966.70/x
3. Step 3: Cross multiply
   2,353.72x = 3,530.43 × 966.70
4. Step 4: Simplify right side
   2,353.72x = 3,412,844.20
5. Step 5: Solve for x
   x = 3,412,844.20/2,353.72
6. Step 6: Final answer
   x = 1,449.98