Finding the Third Proportional to 38,397.38 and 79,860.94

Step by Step Solution

1. Step 1: Write the proportion equation
   38,397.38 : 79,860.94 = 79,860.94 : x
2. Step 2: Convert to fraction form
   38,397.38/79,860.94 = 79,860.94/x
3. Step 3: Cross multiply
   38,397.38x = 79,860.94 × 79,860.94
4. Step 4: Simplify right side
   38,397.38x = 6,377,769,338.38
5. Step 5: Solve for x
   x = 6,377,769,338.38/38,397.38
6. Step 6: Final answer
   x = 166,099.10