Finding the Fourth Proportional to 1,440.01, 1,986.15 and 967.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,440.01 : 1,986.15 = 967.75 : x
2. Step 2: Convert to fraction form
   1,440.01/1,986.15 = 967.75/x
3. Step 3: Cross multiply
   1,440.01x = 1,986.15 × 967.75
4. Step 4: Simplify right side
   1,440.01x = 1,922,096.66
5. Step 5: Solve for x
   x = 1,922,096.66/1,440.01
6. Step 6: Final answer
   x = 1,334.78