Finding the Third Proportional to 72,252 and 109,770

Step by Step Solution

1. Step 1: Write the proportion equation
   72,252 : 109,770 = 109,770 : x
2. Step 2: Convert to fraction form
   72,252/109,770 = 109,770/x
3. Step 3: Cross multiply
   72,252x = 109,770 × 109,770
4. Step 4: Simplify right side
   72,252x = 12,049,452,900
5. Step 5: Solve for x
   x = 12,049,452,900/72,252
6. Step 6: Final answer
   x = 166,769.82