Finding the Third Proportional to 72,966 and 158,712

Step by Step Solution

1. Step 1: Write the proportion equation
   72,966 : 158,712 = 158,712 : x
2. Step 2: Convert to fraction form
   72,966/158,712 = 158,712/x
3. Step 3: Cross multiply
   72,966x = 158,712 × 158,712
4. Step 4: Simplify right side
   72,966x = 25,189,498,944
5. Step 5: Solve for x
   x = 25,189,498,944/72,966
6. Step 6: Final answer
   x = 345,222.42