Finding the Third Proportional to 142,118 and 303,930

Step by Step Solution

1. Step 1: Write the proportion equation
   142,118 : 303,930 = 303,930 : x
2. Step 2: Convert to fraction form
   142,118/303,930 = 303,930/x
3. Step 3: Cross multiply
   142,118x = 303,930 × 303,930
4. Step 4: Simplify right side
   142,118x = 92,373,444,900
5. Step 5: Solve for x
   x = 92,373,444,900/142,118
6. Step 6: Final answer
   x = 649,977.10