Finding the Fourth Proportional to 27,789.48, 41,691.05 and 8,068.21

Step by Step Solution

1. Step 1: Write the proportion equation
   27,789.48 : 41,691.05 = 8,068.21 : x
2. Step 2: Convert to fraction form
   27,789.48/41,691.05 = 8,068.21/x
3. Step 3: Cross multiply
   27,789.48x = 41,691.05 × 8,068.21
4. Step 4: Simplify right side
   27,789.48x = 336,372,077.59
5. Step 5: Solve for x
   x = 336,372,077.59/27,789.48
6. Step 6: Final answer
   x = 12,104.30