Finding the Third Proportional to 76,519.69 and 166,144.22

Step by Step Solution

1. Step 1: Write the proportion equation
   76,519.69 : 166,144.22 = 166,144.22 : x
2. Step 2: Convert to fraction form
   76,519.69/166,144.22 = 166,144.22/x
3. Step 3: Cross multiply
   76,519.69x = 166,144.22 × 166,144.22
4. Step 4: Simplify right side
   76,519.69x = 27,603,901,424.05
5. Step 5: Solve for x
   x = 27,603,901,424.05/76,519.69
6. Step 6: Final answer
   x = 360,742.47