Finding the Third Proportional to 30,765 and 60,616.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,765 : 60,616.50 = 60,616.50 : x
2. Step 2: Convert to fraction form
   30,765/60,616.50 = 60,616.50/x
3. Step 3: Cross multiply
   30,765x = 60,616.50 × 60,616.50
4. Step 4: Simplify right side
   30,765x = 3,674,360,072.25
5. Step 5: Solve for x
   x = 3,674,360,072.25/30,765
6. Step 6: Final answer
   x = 119,433.12