Finding the Third Proportional to 72,646 and 111,082

Step by Step Solution

1. Step 1: Write the proportion equation
   72,646 : 111,082 = 111,082 : x
2. Step 2: Convert to fraction form
   72,646/111,082 = 111,082/x
3. Step 3: Cross multiply
   72,646x = 111,082 × 111,082
4. Step 4: Simplify right side
   72,646x = 12,339,210,724
5. Step 5: Solve for x
   x = 12,339,210,724/72,646
6. Step 6: Final answer
   x = 169,853.96