Finding the Third Proportional to 159,676.50 and 222,015

Step by Step Solution

1. Step 1: Write the proportion equation
   159,676.50 : 222,015 = 222,015 : x
2. Step 2: Convert to fraction form
   159,676.50/222,015 = 222,015/x
3. Step 3: Cross multiply
   159,676.50x = 222,015 × 222,015
4. Step 4: Simplify right side
   159,676.50x = 49,290,660,225
5. Step 5: Solve for x
   x = 49,290,660,225/159,676.50
6. Step 6: Final answer
   x = 308,690.76