Finding the Third Proportional to 107,668 and 154,123

Step by Step Solution

1. Step 1: Write the proportion equation
   107,668 : 154,123 = 154,123 : x
2. Step 2: Convert to fraction form
   107,668/154,123 = 154,123/x
3. Step 3: Cross multiply
   107,668x = 154,123 × 154,123
4. Step 4: Simplify right side
   107,668x = 23,753,899,129
5. Step 5: Solve for x
   x = 23,753,899,129/107,668
6. Step 6: Final answer
   x = 220,621.72