Finding the Third Proportional to 10,656 and 17,022.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,656 : 17,022.75 = 17,022.75 : x
2. Step 2: Convert to fraction form
   10,656/17,022.75 = 17,022.75/x
3. Step 3: Cross multiply
   10,656x = 17,022.75 × 17,022.75
4. Step 4: Simplify right side
   10,656x = 289,774,017.56
5. Step 5: Solve for x
   x = 289,774,017.56/10,656
6. Step 6: Final answer
   x = 27,193.51