Finding the Third Proportional to 12,756 and 17,038

Step by Step Solution

1. Step 1: Write the proportion equation
   12,756 : 17,038 = 17,038 : x
2. Step 2: Convert to fraction form
   12,756/17,038 = 17,038/x
3. Step 3: Cross multiply
   12,756x = 17,038 × 17,038
4. Step 4: Simplify right side
   12,756x = 290,293,444
5. Step 5: Solve for x
   x = 290,293,444/12,756
6. Step 6: Final answer
   x = 22,757.40