Finding the Third Proportional to 50,164.31 and 66,908.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,164.31 : 66,908.53 = 66,908.53 : x
2. Step 2: Convert to fraction form
   50,164.31/66,908.53 = 66,908.53/x
3. Step 3: Cross multiply
   50,164.31x = 66,908.53 × 66,908.53
4. Step 4: Simplify right side
   50,164.31x = 4,476,751,554.03
5. Step 5: Solve for x
   x = 4,476,751,554.03/50,164.31
6. Step 6: Final answer
   x = 89,241.76