Finding the Third Proportional to 80,740 and 173,819

Step by Step Solution

1. Step 1: Write the proportion equation
   80,740 : 173,819 = 173,819 : x
2. Step 2: Convert to fraction form
   80,740/173,819 = 173,819/x
3. Step 3: Cross multiply
   80,740x = 173,819 × 173,819
4. Step 4: Simplify right side
   80,740x = 30,213,044,761
5. Step 5: Solve for x
   x = 30,213,044,761/80,740
6. Step 6: Final answer
   x = 374,201.69