Finding the Fourth Proportional to 2,180.59, 3,271.76 and 882.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.59 : 3,271.76 = 882.16 : x
2. Step 2: Convert to fraction form
   2,180.59/3,271.76 = 882.16/x
3. Step 3: Cross multiply
   2,180.59x = 3,271.76 × 882.16
4. Step 4: Simplify right side
   2,180.59x = 2,886,215.80
5. Step 5: Solve for x
   x = 2,886,215.80/2,180.59
6. Step 6: Final answer
   x = 1,323.59