Finding the Fourth Proportional to 2,711.27, 4,064.62 and 1,323.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711.27 : 4,064.62 = 1,323.89 : x
2. Step 2: Convert to fraction form
   2,711.27/4,064.62 = 1,323.89/x
3. Step 3: Cross multiply
   2,711.27x = 4,064.62 × 1,323.89
4. Step 4: Simplify right side
   2,711.27x = 5,381,109.77
5. Step 5: Solve for x
   x = 5,381,109.77/2,711.27
6. Step 6: Final answer
   x = 1,984.72