Finding the Third Proportional to 72,672 and 158,760

Step by Step Solution

1. Step 1: Write the proportion equation
   72,672 : 158,760 = 158,760 : x
2. Step 2: Convert to fraction form
   72,672/158,760 = 158,760/x
3. Step 3: Cross multiply
   72,672x = 158,760 × 158,760
4. Step 4: Simplify right side
   72,672x = 25,204,737,600
5. Step 5: Solve for x
   x = 25,204,737,600/72,672
6. Step 6: Final answer
   x = 346,828.73