Finding the Third Proportional to 150,714 and 221,886

Step by Step Solution

1. Step 1: Write the proportion equation
   150,714 : 221,886 = 221,886 : x
2. Step 2: Convert to fraction form
   150,714/221,886 = 221,886/x
3. Step 3: Cross multiply
   150,714x = 221,886 × 221,886
4. Step 4: Simplify right side
   150,714x = 49,233,396,996
5. Step 5: Solve for x
   x = 49,233,396,996/150,714
6. Step 6: Final answer
   x = 326,667.71