Finding the Third Proportional to 33,781 and 50,690

Step by Step Solution

1. Step 1: Write the proportion equation
   33,781 : 50,690 = 50,690 : x
2. Step 2: Convert to fraction form
   33,781/50,690 = 50,690/x
3. Step 3: Cross multiply
   33,781x = 50,690 × 50,690
4. Step 4: Simplify right side
   33,781x = 2,569,476,100
5. Step 5: Solve for x
   x = 2,569,476,100/33,781
6. Step 6: Final answer
   x = 76,062.76