Finding the Third Proportional to 109,008 and 154,258

Step by Step Solution

1. Step 1: Write the proportion equation
   109,008 : 154,258 = 154,258 : x
2. Step 2: Convert to fraction form
   109,008/154,258 = 154,258/x
3. Step 3: Cross multiply
   109,008x = 154,258 × 154,258
4. Step 4: Simplify right side
   109,008x = 23,795,530,564
5. Step 5: Solve for x
   x = 23,795,530,564/109,008
6. Step 6: Final answer
   x = 218,291.60