Finding the Fourth Proportional to 8,606.22, 12,911.37 and 2,682.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,606.22 : 12,911.37 = 2,682.82 : x
2. Step 2: Convert to fraction form
   8,606.22/12,911.37 = 2,682.82/x
3. Step 3: Cross multiply
   8,606.22x = 12,911.37 × 2,682.82
4. Step 4: Simplify right side
   8,606.22x = 34,638,910.38
5. Step 5: Solve for x
   x = 34,638,910.38/8,606.22
6. Step 6: Final answer
   x = 4,024.87