Finding the Third Proportional to 65,505 and 140,348.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,505 : 140,348.50 = 140,348.50 : x
2. Step 2: Convert to fraction form
   65,505/140,348.50 = 140,348.50/x
3. Step 3: Cross multiply
   65,505x = 140,348.50 × 140,348.50
4. Step 4: Simplify right side
   65,505x = 19,697,701,452.25
5. Step 5: Solve for x
   x = 19,697,701,452.25/65,505
6. Step 6: Final answer
   x = 300,705.31