Finding the Fourth Proportional to 1,711.89, 2,362.18 and 965.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,711.89 : 2,362.18 = 965.88 : x
2. Step 2: Convert to fraction form
   1,711.89/2,362.18 = 965.88/x
3. Step 3: Cross multiply
   1,711.89x = 2,362.18 × 965.88
4. Step 4: Simplify right side
   1,711.89x = 2,281,582.42
5. Step 5: Solve for x
   x = 2,281,582.42/1,711.89
6. Step 6: Final answer
   x = 1,332.79