Finding the Third Proportional to 42,267 and 89,249

Step by Step Solution

1. Step 1: Write the proportion equation
   42,267 : 89,249 = 89,249 : x
2. Step 2: Convert to fraction form
   42,267/89,249 = 89,249/x
3. Step 3: Cross multiply
   42,267x = 89,249 × 89,249
4. Step 4: Simplify right side
   42,267x = 7,965,384,001
5. Step 5: Solve for x
   x = 7,965,384,001/42,267
6. Step 6: Final answer
   x = 188,453.97