Finding the Fourth Proportional to 1,491.69, 2,057.67 and 967.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491.69 : 2,057.67 = 967.71 : x
2. Step 2: Convert to fraction form
   1,491.69/2,057.67 = 967.71/x
3. Step 3: Cross multiply
   1,491.69x = 2,057.67 × 967.71
4. Step 4: Simplify right side
   1,491.69x = 1,991,227.84
5. Step 5: Solve for x
   x = 1,991,227.84/1,491.69
6. Step 6: Final answer
   x = 1,334.88