Finding the Fourth Proportional to 8,105.52, 12,160.35 and 2,262.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,105.52 : 12,160.35 = 2,262.15 : x
2. Step 2: Convert to fraction form
   8,105.52/12,160.35 = 2,262.15/x
3. Step 3: Cross multiply
   8,105.52x = 12,160.35 × 2,262.15
4. Step 4: Simplify right side
   8,105.52x = 27,508,535.75
5. Step 5: Solve for x
   x = 27,508,535.75/8,105.52
6. Step 6: Final answer
   x = 3,393.80