Finding the Fourth Proportional to 8,108.89, 12,164.46 and 2,842.68

Step by Step Solution

1. Step 1: Write the proportion equation
   8,108.89 : 12,164.46 = 2,842.68 : x
2. Step 2: Convert to fraction form
   8,108.89/12,164.46 = 2,842.68/x
3. Step 3: Cross multiply
   8,108.89x = 12,164.46 × 2,842.68
4. Step 4: Simplify right side
   8,108.89x = 34,579,667.15
5. Step 5: Solve for x
   x = 34,579,667.15/8,108.89
6. Step 6: Final answer
   x = 4,264.41