Finding the Third Proportional to 142,110 and 303,910.31

Step by Step Solution

1. Step 1: Write the proportion equation
   142,110 : 303,910.31 = 303,910.31 : x
2. Step 2: Convert to fraction form
   142,110/303,910.31 = 303,910.31/x
3. Step 3: Cross multiply
   142,110x = 303,910.31 × 303,910.31
4. Step 4: Simplify right side
   142,110x = 92,361,478,043.85
5. Step 5: Solve for x
   x = 92,361,478,043.85/142,110
6. Step 6: Final answer
   x = 649,929.48