Finding the Fourth Proportional to 1,380.84, 2,057.27 and 1,367.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,380.84 : 2,057.27 = 1,367.27 : x
2. Step 2: Convert to fraction form
   1,380.84/2,057.27 = 1,367.27/x
3. Step 3: Cross multiply
   1,380.84x = 2,057.27 × 1,367.27
4. Step 4: Simplify right side
   1,380.84x = 2,812,843.55
5. Step 5: Solve for x
   x = 2,812,843.55/1,380.84
6. Step 6: Final answer
   x = 2,037.05