Finding the Fourth Proportional to 2,739.82, 4,107.67 and 889.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,739.82 : 4,107.67 = 889.83 : x
2. Step 2: Convert to fraction form
   2,739.82/4,107.67 = 889.83/x
3. Step 3: Cross multiply
   2,739.82x = 4,107.67 × 889.83
4. Step 4: Simplify right side
   2,739.82x = 3,655,103.01
5. Step 5: Solve for x
   x = 3,655,103.01/2,739.82
6. Step 6: Final answer
   x = 1,334.07