Finding the Third Proportional to 18,361.69 and 43,122.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,361.69 : 43,122.38 = 43,122.38 : x
2. Step 2: Convert to fraction form
   18,361.69/43,122.38 = 43,122.38/x
3. Step 3: Cross multiply
   18,361.69x = 43,122.38 × 43,122.38
4. Step 4: Simplify right side
   18,361.69x = 1,859,539,225.64
5. Step 5: Solve for x
   x = 1,859,539,225.64/18,361.69
6. Step 6: Final answer
   x = 101,272.78