Finding the Fourth Proportional to 1,423.16, 1,964.62 and 951.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.16 : 1,964.62 = 951.84 : x
2. Step 2: Convert to fraction form
   1,423.16/1,964.62 = 951.84/x
3. Step 3: Cross multiply
   1,423.16x = 1,964.62 × 951.84
4. Step 4: Simplify right side
   1,423.16x = 1,870,003.90
5. Step 5: Solve for x
   x = 1,870,003.90/1,423.16
6. Step 6: Final answer
   x = 1,313.98