Finding the Fourth Proportional to 2,423.03, 3,635.15 and 961.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.03 : 3,635.15 = 961.69 : x
2. Step 2: Convert to fraction form
   2,423.03/3,635.15 = 961.69/x
3. Step 3: Cross multiply
   2,423.03x = 3,635.15 × 961.69
4. Step 4: Simplify right side
   2,423.03x = 3,495,887.40
5. Step 5: Solve for x
   x = 3,495,887.40/2,423.03
6. Step 6: Final answer
   x = 1,442.78