Finding the Fourth Proportional to 2,001.27, 2,760.77 and 1,338.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001.27 : 2,760.77 = 1,338.29 : x
2. Step 2: Convert to fraction form
   2,001.27/2,760.77 = 1,338.29/x
3. Step 3: Cross multiply
   2,001.27x = 2,760.77 × 1,338.29
4. Step 4: Simplify right side
   2,001.27x = 3,694,710.88
5. Step 5: Solve for x
   x = 3,694,710.88/2,001.27
6. Step 6: Final answer
   x = 1,846.18