Finding the Third Proportional to 69,057 and 143,022

Step by Step Solution

1. Step 1: Write the proportion equation
   69,057 : 143,022 = 143,022 : x
2. Step 2: Convert to fraction form
   69,057/143,022 = 143,022/x
3. Step 3: Cross multiply
   69,057x = 143,022 × 143,022
4. Step 4: Simplify right side
   69,057x = 20,455,292,484
5. Step 5: Solve for x
   x = 20,455,292,484/69,057
6. Step 6: Final answer
   x = 296,208.82