Finding the Fourth Proportional to 10,408.05, 14,361.43 and 5,931.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,408.05 : 14,361.43 = 5,931.89 : x
2. Step 2: Convert to fraction form
   10,408.05/14,361.43 = 5,931.89/x
3. Step 3: Cross multiply
   10,408.05x = 14,361.43 × 5,931.89
4. Step 4: Simplify right side
   10,408.05x = 85,190,423.00
5. Step 5: Solve for x
   x = 85,190,423.00/10,408.05
6. Step 6: Final answer
   x = 8,185.05