Finding the Fourth Proportional to 1,406.97, 1,942.45 and 965.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406.97 : 1,942.45 = 965.52 : x
2. Step 2: Convert to fraction form
   1,406.97/1,942.45 = 965.52/x
3. Step 3: Cross multiply
   1,406.97x = 1,942.45 × 965.52
4. Step 4: Simplify right side
   1,406.97x = 1,875,471.91
5. Step 5: Solve for x
   x = 1,875,471.91/1,406.97
6. Step 6: Final answer
   x = 1,332.99