Finding the Third Proportional to 90,662 and 149,831

Step by Step Solution

1. Step 1: Write the proportion equation
   90,662 : 149,831 = 149,831 : x
2. Step 2: Convert to fraction form
   90,662/149,831 = 149,831/x
3. Step 3: Cross multiply
   90,662x = 149,831 × 149,831
4. Step 4: Simplify right side
   90,662x = 22,449,328,561
5. Step 5: Solve for x
   x = 22,449,328,561/90,662
6. Step 6: Final answer
   x = 247,615.63