Finding the Third Proportional to 31,751 and 49,440

Step by Step Solution

1. Step 1: Write the proportion equation
   31,751 : 49,440 = 49,440 : x
2. Step 2: Convert to fraction form
   31,751/49,440 = 49,440/x
3. Step 3: Cross multiply
   31,751x = 49,440 × 49,440
4. Step 4: Simplify right side
   31,751x = 2,444,313,600
5. Step 5: Solve for x
   x = 2,444,313,600/31,751
6. Step 6: Final answer
   x = 76,983.83