Finding the Third Proportional to 109,228.50 and 169,668

Step by Step Solution

1. Step 1: Write the proportion equation
   109,228.50 : 169,668 = 169,668 : x
2. Step 2: Convert to fraction form
   109,228.50/169,668 = 169,668/x
3. Step 3: Cross multiply
   109,228.50x = 169,668 × 169,668
4. Step 4: Simplify right side
   109,228.50x = 28,787,230,224
5. Step 5: Solve for x
   x = 28,787,230,224/109,228.50
6. Step 6: Final answer
   x = 263,550.54