Finding the Third Proportional to 65,021 and 141,949

Step by Step Solution

1. Step 1: Write the proportion equation
   65,021 : 141,949 = 141,949 : x
2. Step 2: Convert to fraction form
   65,021/141,949 = 141,949/x
3. Step 3: Cross multiply
   65,021x = 141,949 × 141,949
4. Step 4: Simplify right side
   65,021x = 20,149,518,601
5. Step 5: Solve for x
   x = 20,149,518,601/65,021
6. Step 6: Final answer
   x = 309,892.47