Finding the Third Proportional to 11,361.50 and 17,439

Step by Step Solution

1. Step 1: Write the proportion equation
   11,361.50 : 17,439 = 17,439 : x
2. Step 2: Convert to fraction form
   11,361.50/17,439 = 17,439/x
3. Step 3: Cross multiply
   11,361.50x = 17,439 × 17,439
4. Step 4: Simplify right side
   11,361.50x = 304,118,721
5. Step 5: Solve for x
   x = 304,118,721/11,361.50
6. Step 6: Final answer
   x = 26,767.48