Finding the Third Proportional to 19,436.44 and 30,942.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,436.44 : 30,942.38 = 30,942.38 : x
2. Step 2: Convert to fraction form
   19,436.44/30,942.38 = 30,942.38/x
3. Step 3: Cross multiply
   19,436.44x = 30,942.38 × 30,942.38
4. Step 4: Simplify right side
   19,436.44x = 957,430,570.64
5. Step 5: Solve for x
   x = 957,430,570.64/19,436.44
6. Step 6: Final answer
   x = 49,259.57