Finding the Third Proportional to 6,108 and 12,679.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,108 : 12,679.50 = 12,679.50 : x
2. Step 2: Convert to fraction form
   6,108/12,679.50 = 12,679.50/x
3. Step 3: Cross multiply
   6,108x = 12,679.50 × 12,679.50
4. Step 4: Simplify right side
   6,108x = 160,769,720.25
5. Step 5: Solve for x
   x = 160,769,720.25/6,108
6. Step 6: Final answer
   x = 26,321.17