Finding the Fourth Proportional to 12,982.58, 17,915.96 and 7,014.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,982.58 : 17,915.96 = 7,014.24 : x
2. Step 2: Convert to fraction form
   12,982.58/17,915.96 = 7,014.24/x
3. Step 3: Cross multiply
   12,982.58x = 17,915.96 × 7,014.24
4. Step 4: Simplify right side
   12,982.58x = 125,666,843.27
5. Step 5: Solve for x
   x = 125,666,843.27/12,982.58
6. Step 6: Final answer
   x = 9,679.65