Finding the Third Proportional to 18,198 and 37,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,198 : 37,951.50 = 37,951.50 : x
2. Step 2: Convert to fraction form
   18,198/37,951.50 = 37,951.50/x
3. Step 3: Cross multiply
   18,198x = 37,951.50 × 37,951.50
4. Step 4: Simplify right side
   18,198x = 1,440,316,352.25
5. Step 5: Solve for x
   x = 1,440,316,352.25/18,198
6. Step 6: Final answer
   x = 79,146.96