Finding the Third Proportional to 67,452 and 144,745.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,452 : 144,745.50 = 144,745.50 : x
2. Step 2: Convert to fraction form
   67,452/144,745.50 = 144,745.50/x
3. Step 3: Cross multiply
   67,452x = 144,745.50 × 144,745.50
4. Step 4: Simplify right side
   67,452x = 20,951,259,770.25
5. Step 5: Solve for x
   x = 20,951,259,770.25/67,452
6. Step 6: Final answer
   x = 310,609.91