Finding the Fourth Proportional to 9,508.89, 14,245.57 and 7,958.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,508.89 : 14,245.57 = 7,958.86 : x
2. Step 2: Convert to fraction form
   9,508.89/14,245.57 = 7,958.86/x
3. Step 3: Cross multiply
   9,508.89x = 14,245.57 × 7,958.86
4. Step 4: Simplify right side
   9,508.89x = 113,378,471.58
5. Step 5: Solve for x
   x = 113,378,471.58/9,508.89
6. Step 6: Final answer
   x = 11,923.41