Finding the Third Proportional to 37,831 and 57,273

Step by Step Solution

1. Step 1: Write the proportion equation
   37,831 : 57,273 = 57,273 : x
2. Step 2: Convert to fraction form
   37,831/57,273 = 57,273/x
3. Step 3: Cross multiply
   37,831x = 57,273 × 57,273
4. Step 4: Simplify right side
   37,831x = 3,280,196,529
5. Step 5: Solve for x
   x = 3,280,196,529/37,831
6. Step 6: Final answer
   x = 86,706.58