Finding the Third Proportional to 40,718 and 60,770

Step by Step Solution

1. Step 1: Write the proportion equation
   40,718 : 60,770 = 60,770 : x
2. Step 2: Convert to fraction form
   40,718/60,770 = 60,770/x
3. Step 3: Cross multiply
   40,718x = 60,770 × 60,770
4. Step 4: Simplify right side
   40,718x = 3,692,992,900
5. Step 5: Solve for x
   x = 3,692,992,900/40,718
6. Step 6: Final answer
   x = 90,696.81