Finding the Fourth Proportional to 2,827.27, 4,241.31 and 879.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,827.27 : 4,241.31 = 879.67 : x
2. Step 2: Convert to fraction form
   2,827.27/4,241.31 = 879.67/x
3. Step 3: Cross multiply
   2,827.27x = 4,241.31 × 879.67
4. Step 4: Simplify right side
   2,827.27x = 3,730,953.17
5. Step 5: Solve for x
   x = 3,730,953.17/2,827.27
6. Step 6: Final answer
   x = 1,319.63