Finding the Third Proportional to 222,162 and 325,334.50

Step by Step Solution

1. Step 1: Write the proportion equation
   222,162 : 325,334.50 = 325,334.50 : x
2. Step 2: Convert to fraction form
   222,162/325,334.50 = 325,334.50/x
3. Step 3: Cross multiply
   222,162x = 325,334.50 × 325,334.50
4. Step 4: Simplify right side
   222,162x = 105,842,536,890.25
5. Step 5: Solve for x
   x = 105,842,536,890.25/222,162
6. Step 6: Final answer
   x = 476,420.53