Finding the Third Proportional to 18,361.69 and 27,907.03

Step by Step Solution

1. Step 1: Write the proportion equation
   18,361.69 : 27,907.03 = 27,907.03 : x
2. Step 2: Convert to fraction form
   18,361.69/27,907.03 = 27,907.03/x
3. Step 3: Cross multiply
   18,361.69x = 27,907.03 × 27,907.03
4. Step 4: Simplify right side
   18,361.69x = 778,802,393.19
5. Step 5: Solve for x
   x = 778,802,393.19/18,361.69
6. Step 6: Final answer
   x = 42,414.53