Finding the Fourth Proportional to 8,093.43, 12,139.29 and 2,827.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,093.43 : 12,139.29 = 2,827.89 : x
2. Step 2: Convert to fraction form
   8,093.43/12,139.29 = 2,827.89/x
3. Step 3: Cross multiply
   8,093.43x = 12,139.29 × 2,827.89
4. Step 4: Simplify right side
   8,093.43x = 34,328,576.80
5. Step 5: Solve for x
   x = 34,328,576.80/8,093.43
6. Step 6: Final answer
   x = 4,241.54