Finding the Fourth Proportional to 2,830.82, 4,246.59 and 882.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,830.82 : 4,246.59 = 882.86 : x
2. Step 2: Convert to fraction form
   2,830.82/4,246.59 = 882.86/x
3. Step 3: Cross multiply
   2,830.82x = 4,246.59 × 882.86
4. Step 4: Simplify right side
   2,830.82x = 3,749,144.45
5. Step 5: Solve for x
   x = 3,749,144.45/2,830.82
6. Step 6: Final answer
   x = 1,324.40