Finding the Third Proportional to 11,333.25 and 18,729

Step by Step Solution

1. Step 1: Write the proportion equation
   11,333.25 : 18,729 = 18,729 : x
2. Step 2: Convert to fraction form
   11,333.25/18,729 = 18,729/x
3. Step 3: Cross multiply
   11,333.25x = 18,729 × 18,729
4. Step 4: Simplify right side
   11,333.25x = 350,775,441
5. Step 5: Solve for x
   x = 350,775,441/11,333.25
6. Step 6: Final answer
   x = 30,951.00