Finding the Fourth Proportional to 12,956.76, 17,879.94 and 7,291.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,956.76 : 17,879.94 = 7,291.82 : x
2. Step 2: Convert to fraction form
   12,956.76/17,879.94 = 7,291.82/x
3. Step 3: Cross multiply
   12,956.76x = 17,879.94 × 7,291.82
4. Step 4: Simplify right side
   12,956.76x = 130,377,348.79
5. Step 5: Solve for x
   x = 130,377,348.79/12,956.76
6. Step 6: Final answer
   x = 10,062.50