Finding the Fourth Proportional to 1,423.53, 1,962.52 and 951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.53 : 1,962.52 = 951.50 : x
2. Step 2: Convert to fraction form
   1,423.53/1,962.52 = 951.50/x
3. Step 3: Cross multiply
   1,423.53x = 1,962.52 × 951.50
4. Step 4: Simplify right side
   1,423.53x = 1,867,340.31
5. Step 5: Solve for x
   x = 1,867,340.31/1,423.53
6. Step 6: Final answer
   x = 1,311.77