Finding the Third Proportional to 109,224 and 173,676

Step by Step Solution

1. Step 1: Write the proportion equation
   109,224 : 173,676 = 173,676 : x
2. Step 2: Convert to fraction form
   109,224/173,676 = 173,676/x
3. Step 3: Cross multiply
   109,224x = 173,676 × 173,676
4. Step 4: Simplify right side
   109,224x = 30,163,352,976
5. Step 5: Solve for x
   x = 30,163,352,976/109,224
6. Step 6: Final answer
   x = 276,160.49