Finding the Third Proportional to 109,291 and 173,783

Step by Step Solution

1. Step 1: Write the proportion equation
   109,291 : 173,783 = 173,783 : x
2. Step 2: Convert to fraction form
   109,291/173,783 = 173,783/x
3. Step 3: Cross multiply
   109,291x = 173,783 × 173,783
4. Step 4: Simplify right side
   109,291x = 30,200,531,089
5. Step 5: Solve for x
   x = 30,200,531,089/109,291
6. Step 6: Final answer
   x = 276,331.36