Finding the Third Proportional to 34,158 and 51,928

Step by Step Solution

1. Step 1: Write the proportion equation
   34,158 : 51,928 = 51,928 : x
2. Step 2: Convert to fraction form
   34,158/51,928 = 51,928/x
3. Step 3: Cross multiply
   34,158x = 51,928 × 51,928
4. Step 4: Simplify right side
   34,158x = 2,696,517,184
5. Step 5: Solve for x
   x = 2,696,517,184/34,158
6. Step 6: Final answer
   x = 78,942.48