Finding the Third Proportional to 31,636 and 49,372

Step by Step Solution

1. Step 1: Write the proportion equation
   31,636 : 49,372 = 49,372 : x
2. Step 2: Convert to fraction form
   31,636/49,372 = 49,372/x
3. Step 3: Cross multiply
   31,636x = 49,372 × 49,372
4. Step 4: Simplify right side
   31,636x = 2,437,594,384
5. Step 5: Solve for x
   x = 2,437,594,384/31,636
6. Step 6: Final answer
   x = 77,051.28