Finding the Fourth Proportional to 6,956.70, 10,429.20 and 3,256.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,956.70 : 10,429.20 = 3,256.98 : x
2. Step 2: Convert to fraction form
   6,956.70/10,429.20 = 3,256.98/x
3. Step 3: Cross multiply
   6,956.70x = 10,429.20 × 3,256.98
4. Step 4: Simplify right side
   6,956.70x = 33,967,695.82
5. Step 5: Solve for x
   x = 33,967,695.82/6,956.70
6. Step 6: Final answer
   x = 4,882.73