Finding the Fourth Proportional to 12,709.74, 17,540.50 and 7,046.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,709.74 : 17,540.50 = 7,046.27 : x
2. Step 2: Convert to fraction form
   12,709.74/17,540.50 = 7,046.27/x
3. Step 3: Cross multiply
   12,709.74x = 17,540.50 × 7,046.27
4. Step 4: Simplify right side
   12,709.74x = 123,595,029.74
5. Step 5: Solve for x
   x = 123,595,029.74/12,709.74
6. Step 6: Final answer
   x = 9,724.43