Finding the Third Proportional to 151,206 and 222,434

Step by Step Solution

1. Step 1: Write the proportion equation
   151,206 : 222,434 = 222,434 : x
2. Step 2: Convert to fraction form
   151,206/222,434 = 222,434/x
3. Step 3: Cross multiply
   151,206x = 222,434 × 222,434
4. Step 4: Simplify right side
   151,206x = 49,476,884,356
5. Step 5: Solve for x
   x = 49,476,884,356/151,206
6. Step 6: Final answer
   x = 327,215.09