Finding the Fourth Proportional to 2,423.46, 3,631.50 and 961.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.46 : 3,631.50 = 961.86 : x
2. Step 2: Convert to fraction form
   2,423.46/3,631.50 = 961.86/x
3. Step 3: Cross multiply
   2,423.46x = 3,631.50 × 961.86
4. Step 4: Simplify right side
   2,423.46x = 3,492,994.59
5. Step 5: Solve for x
   x = 3,492,994.59/2,423.46
6. Step 6: Final answer
   x = 1,441.33