Finding the Fourth Proportional to 10,105.89, 13,942.18 and 6,327.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.89 : 13,942.18 = 6,327.45 : x
2. Step 2: Convert to fraction form
   10,105.89/13,942.18 = 6,327.45/x
3. Step 3: Cross multiply
   10,105.89x = 13,942.18 × 6,327.45
4. Step 4: Simplify right side
   10,105.89x = 88,218,446.84
5. Step 5: Solve for x
   x = 88,218,446.84/10,105.89
6. Step 6: Final answer
   x = 8,729.41