Finding the Third Proportional to 72,467 and 154,886

Step by Step Solution

1. Step 1: Write the proportion equation
   72,467 : 154,886 = 154,886 : x
2. Step 2: Convert to fraction form
   72,467/154,886 = 154,886/x
3. Step 3: Cross multiply
   72,467x = 154,886 × 154,886
4. Step 4: Simplify right side
   72,467x = 23,989,672,996
5. Step 5: Solve for x
   x = 23,989,672,996/72,467
6. Step 6: Final answer
   x = 331,042.72