Finding the Third Proportional to 149,571 and 222,016.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,571 : 222,016.50 = 222,016.50 : x
2. Step 2: Convert to fraction form
   149,571/222,016.50 = 222,016.50/x
3. Step 3: Cross multiply
   149,571x = 222,016.50 × 222,016.50
4. Step 4: Simplify right side
   149,571x = 49,291,326,272.25
5. Step 5: Solve for x
   x = 49,291,326,272.25/149,571
6. Step 6: Final answer
   x = 329,551.36