Finding the Third Proportional to 49,860 and 67,167

Step by Step Solution

1. Step 1: Write the proportion equation
   49,860 : 67,167 = 67,167 : x
2. Step 2: Convert to fraction form
   49,860/67,167 = 67,167/x
3. Step 3: Cross multiply
   49,860x = 67,167 × 67,167
4. Step 4: Simplify right side
   49,860x = 4,511,405,889
5. Step 5: Solve for x
   x = 4,511,405,889/49,860
6. Step 6: Final answer
   x = 90,481.47