Finding the Third Proportional to 140,628 and 222,526

Step by Step Solution

1. Step 1: Write the proportion equation
   140,628 : 222,526 = 222,526 : x
2. Step 2: Convert to fraction form
   140,628/222,526 = 222,526/x
3. Step 3: Cross multiply
   140,628x = 222,526 × 222,526
4. Step 4: Simplify right side
   140,628x = 49,517,820,676
5. Step 5: Solve for x
   x = 49,517,820,676/140,628
6. Step 6: Final answer
   x = 352,119.21