Finding the Third Proportional to 72,676 and 111,124

Step by Step Solution

1. Step 1: Write the proportion equation
   72,676 : 111,124 = 111,124 : x
2. Step 2: Convert to fraction form
   72,676/111,124 = 111,124/x
3. Step 3: Cross multiply
   72,676x = 111,124 × 111,124
4. Step 4: Simplify right side
   72,676x = 12,348,543,376
5. Step 5: Solve for x
   x = 12,348,543,376/72,676
6. Step 6: Final answer
   x = 169,912.26