Finding the Third Proportional to 34,328 and 51,856

Step by Step Solution

1. Step 1: Write the proportion equation
   34,328 : 51,856 = 51,856 : x
2. Step 2: Convert to fraction form
   34,328/51,856 = 51,856/x
3. Step 3: Cross multiply
   34,328x = 51,856 × 51,856
4. Step 4: Simplify right side
   34,328x = 2,689,044,736
5. Step 5: Solve for x
   x = 2,689,044,736/34,328
6. Step 6: Final answer
   x = 78,333.86