Finding the Fourth Proportional to 8,142.27, 12,212.73 and 2,595.39

Step by Step Solution

1. Step 1: Write the proportion equation
   8,142.27 : 12,212.73 = 2,595.39 : x
2. Step 2: Convert to fraction form
   8,142.27/12,212.73 = 2,595.39/x
3. Step 3: Cross multiply
   8,142.27x = 12,212.73 × 2,595.39
4. Step 4: Simplify right side
   8,142.27x = 31,696,797.31
5. Step 5: Solve for x
   x = 31,696,797.31/8,142.27
6. Step 6: Final answer
   x = 3,892.87