Finding the Third Proportional to 40,137 and 87,886

Step by Step Solution

1. Step 1: Write the proportion equation
   40,137 : 87,886 = 87,886 : x
2. Step 2: Convert to fraction form
   40,137/87,886 = 87,886/x
3. Step 3: Cross multiply
   40,137x = 87,886 × 87,886
4. Step 4: Simplify right side
   40,137x = 7,723,948,996
5. Step 5: Solve for x
   x = 7,723,948,996/40,137
6. Step 6: Final answer
   x = 192,439.62