Finding the Third Proportional to 8,679.75 and 17,974.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,679.75 : 17,974.88 = 17,974.88 : x
2. Step 2: Convert to fraction form
   8,679.75/17,974.88 = 17,974.88/x
3. Step 3: Cross multiply
   8,679.75x = 17,974.88 × 17,974.88
4. Step 4: Simplify right side
   8,679.75x = 323,096,131.27
5. Step 5: Solve for x
   x = 323,096,131.27/8,679.75
6. Step 6: Final answer
   x = 37,224.13