Finding the Fourth Proportional to 9,499.05, 14,240.89 and 3,956.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.05 : 14,240.89 = 3,956.57 : x
2. Step 2: Convert to fraction form
   9,499.05/14,240.89 = 3,956.57/x
3. Step 3: Cross multiply
   9,499.05x = 14,240.89 × 3,956.57
4. Step 4: Simplify right side
   9,499.05x = 56,345,094.22
5. Step 5: Solve for x
   x = 56,345,094.22/9,499.05
6. Step 6: Final answer
   x = 5,931.66