Finding the Fourth Proportional to 2,423.79, 3,635.48 and 962.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.79 : 3,635.48 = 962.55 : x
2. Step 2: Convert to fraction form
   2,423.79/3,635.48 = 962.55/x
3. Step 3: Cross multiply
   2,423.79x = 3,635.48 × 962.55
4. Step 4: Simplify right side
   2,423.79x = 3,499,342.30
5. Step 5: Solve for x
   x = 3,499,342.30/2,423.79
6. Step 6: Final answer
   x = 1,443.75