Finding the Fourth Proportional to 12,982.59, 17,915.97 and 7,014.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,982.59 : 17,915.97 = 7,014.25 : x
2. Step 2: Convert to fraction form
   12,982.59/17,915.97 = 7,014.25/x
3. Step 3: Cross multiply
   12,982.59x = 17,915.97 × 7,014.25
4. Step 4: Simplify right side
   12,982.59x = 125,667,057.50
5. Step 5: Solve for x
   x = 125,667,057.50/12,982.59
6. Step 6: Final answer
   x = 9,679.66