Finding the Fourth Proportional to 2,700.62, 4,049.23 and 1,139.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.62 : 4,049.23 = 1,139.82 : x
2. Step 2: Convert to fraction form
   2,700.62/4,049.23 = 1,139.82/x
3. Step 3: Cross multiply
   2,700.62x = 4,049.23 × 1,139.82
4. Step 4: Simplify right side
   2,700.62x = 4,615,367.39
5. Step 5: Solve for x
   x = 4,615,367.39/2,700.62
6. Step 6: Final answer
   x = 1,709.00