Finding the Third Proportional to 145,166 and 222,071

Step by Step Solution

1. Step 1: Write the proportion equation
   145,166 : 222,071 = 222,071 : x
2. Step 2: Convert to fraction form
   145,166/222,071 = 222,071/x
3. Step 3: Cross multiply
   145,166x = 222,071 × 222,071
4. Step 4: Simplify right side
   145,166x = 49,315,529,041
5. Step 5: Solve for x
   x = 49,315,529,041/145,166
6. Step 6: Final answer
   x = 339,718.18