Finding the Fourth Proportional to 2,180.79, 3,271.23 and 882.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.79 : 3,271.23 = 882.27 : x
2. Step 2: Convert to fraction form
   2,180.79/3,271.23 = 882.27/x
3. Step 3: Cross multiply
   2,180.79x = 3,271.23 × 882.27
4. Step 4: Simplify right side
   2,180.79x = 2,886,108.09
5. Step 5: Solve for x
   x = 2,886,108.09/2,180.79
6. Step 6: Final answer
   x = 1,323.42