Finding the Third Proportional to 34,676 and 67,624

Step by Step Solution

1. Step 1: Write the proportion equation
   34,676 : 67,624 = 67,624 : x
2. Step 2: Convert to fraction form
   34,676/67,624 = 67,624/x
3. Step 3: Cross multiply
   34,676x = 67,624 × 67,624
4. Step 4: Simplify right side
   34,676x = 4,573,005,376
5. Step 5: Solve for x
   x = 4,573,005,376/34,676
6. Step 6: Final answer
   x = 131,878.11