Finding the Third Proportional to 72,796 and 154,338

Step by Step Solution

1. Step 1: Write the proportion equation
   72,796 : 154,338 = 154,338 : x
2. Step 2: Convert to fraction form
   72,796/154,338 = 154,338/x
3. Step 3: Cross multiply
   72,796x = 154,338 × 154,338
4. Step 4: Simplify right side
   72,796x = 23,820,218,244
5. Step 5: Solve for x
   x = 23,820,218,244/72,796
6. Step 6: Final answer
   x = 327,218.78