Finding the Fourth Proportional to 10,330.89, 14,263.50 and 7,936.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,330.89 : 14,263.50 = 7,936.61 : x
2. Step 2: Convert to fraction form
   10,330.89/14,263.50 = 7,936.61/x
3. Step 3: Cross multiply
   10,330.89x = 14,263.50 × 7,936.61
4. Step 4: Simplify right side
   10,330.89x = 113,203,765.42
5. Step 5: Solve for x
   x = 113,203,765.42/10,330.89
6. Step 6: Final answer
   x = 10,957.79