Finding the Third Proportional to 10,776.38 and 17,136.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,776.38 : 17,136.56 = 17,136.56 : x
2. Step 2: Convert to fraction form
   10,776.38/17,136.56 = 17,136.56/x
3. Step 3: Cross multiply
   10,776.38x = 17,136.56 × 17,136.56
4. Step 4: Simplify right side
   10,776.38x = 293,661,774.32
5. Step 5: Solve for x
   x = 293,661,774.32/10,776.38
6. Step 6: Final answer
   x = 27,250.52