Finding the Third Proportional to 192,820.50 and 395,037

Step by Step Solution

1. Step 1: Write the proportion equation
   192,820.50 : 395,037 = 395,037 : x
2. Step 2: Convert to fraction form
   192,820.50/395,037 = 395,037/x
3. Step 3: Cross multiply
   192,820.50x = 395,037 × 395,037
4. Step 4: Simplify right side
   192,820.50x = 156,054,231,369
5. Step 5: Solve for x
   x = 156,054,231,369/192,820.50
6. Step 6: Final answer
   x = 809,323.86