Finding the Third Proportional to 43,774 and 67,912

Step by Step Solution

1. Step 1: Write the proportion equation
   43,774 : 67,912 = 67,912 : x
2. Step 2: Convert to fraction form
   43,774/67,912 = 67,912/x
3. Step 3: Cross multiply
   43,774x = 67,912 × 67,912
4. Step 4: Simplify right side
   43,774x = 4,612,039,744
5. Step 5: Solve for x
   x = 4,612,039,744/43,774
6. Step 6: Final answer
   x = 105,360.25