Finding the Fourth Proportional to 2,270.54, 3,133.72 and 1,891.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.54 : 3,133.72 = 1,891.83 : x
2. Step 2: Convert to fraction form
   2,270.54/3,133.72 = 1,891.83/x
3. Step 3: Cross multiply
   2,270.54x = 3,133.72 × 1,891.83
4. Step 4: Simplify right side
   2,270.54x = 5,928,460.78
5. Step 5: Solve for x
   x = 5,928,460.78/2,270.54
6. Step 6: Final answer
   x = 2,611.03