Finding the Third Proportional to 70,452 and 145,561.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,452 : 145,561.50 = 145,561.50 : x
2. Step 2: Convert to fraction form
   70,452/145,561.50 = 145,561.50/x
3. Step 3: Cross multiply
   70,452x = 145,561.50 × 145,561.50
4. Step 4: Simplify right side
   70,452x = 21,188,150,282.25
5. Step 5: Solve for x
   x = 21,188,150,282.25/70,452
6. Step 6: Final answer
   x = 300,745.90