Finding the Third Proportional to 40,212 and 87,926

Step by Step Solution

1. Step 1: Write the proportion equation
   40,212 : 87,926 = 87,926 : x
2. Step 2: Convert to fraction form
   40,212/87,926 = 87,926/x
3. Step 3: Cross multiply
   40,212x = 87,926 × 87,926
4. Step 4: Simplify right side
   40,212x = 7,730,981,476
5. Step 5: Solve for x
   x = 7,730,981,476/40,212
6. Step 6: Final answer
   x = 192,255.58