Finding the Fourth Proportional to 10,839.75, 14,958.86 and 5,871.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,839.75 : 14,958.86 = 5,871.75 : x
2. Step 2: Convert to fraction form
   10,839.75/14,958.86 = 5,871.75/x
3. Step 3: Cross multiply
   10,839.75x = 14,958.86 × 5,871.75
4. Step 4: Simplify right side
   10,839.75x = 87,834,656.85
5. Step 5: Solve for x
   x = 87,834,656.85/10,839.75
6. Step 6: Final answer
   x = 8,103.02