Finding the Third Proportional to 6,757.50 and 12,039

Step by Step Solution

1. Step 1: Write the proportion equation
   6,757.50 : 12,039 = 12,039 : x
2. Step 2: Convert to fraction form
   6,757.50/12,039 = 12,039/x
3. Step 3: Cross multiply
   6,757.50x = 12,039 × 12,039
4. Step 4: Simplify right side
   6,757.50x = 144,937,521
5. Step 5: Solve for x
   x = 144,937,521/6,757.50
6. Step 6: Final answer
   x = 21,448.39