Finding the Third Proportional to 72,058 and 109,079

Step by Step Solution

1. Step 1: Write the proportion equation
   72,058 : 109,079 = 109,079 : x
2. Step 2: Convert to fraction form
   72,058/109,079 = 109,079/x
3. Step 3: Cross multiply
   72,058x = 109,079 × 109,079
4. Step 4: Simplify right side
   72,058x = 11,898,228,241
5. Step 5: Solve for x
   x = 11,898,228,241/72,058
6. Step 6: Final answer
   x = 165,120.16