Finding the Fourth Proportional to 12,771.34, 17,623.46 and 7,105.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,771.34 : 17,623.46 = 7,105.94 : x
2. Step 2: Convert to fraction form
   12,771.34/17,623.46 = 7,105.94/x
3. Step 3: Cross multiply
   12,771.34x = 17,623.46 × 7,105.94
4. Step 4: Simplify right side
   12,771.34x = 125,231,249.35
5. Step 5: Solve for x
   x = 125,231,249.35/12,771.34
6. Step 6: Final answer
   x = 9,805.65