Finding the Fourth Proportional to 1,367.89, 2,052.06 and 674.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367.89 : 2,052.06 = 674.59 : x
2. Step 2: Convert to fraction form
   1,367.89/2,052.06 = 674.59/x
3. Step 3: Cross multiply
   1,367.89x = 2,052.06 × 674.59
4. Step 4: Simplify right side
   1,367.89x = 1,384,299.16
5. Step 5: Solve for x
   x = 1,384,299.16/1,367.89
6. Step 6: Final answer
   x = 1,012.00