Finding the Third Proportional to 15,696 and 31,984

Step by Step Solution

1. Step 1: Write the proportion equation
   15,696 : 31,984 = 31,984 : x
2. Step 2: Convert to fraction form
   15,696/31,984 = 31,984/x
3. Step 3: Cross multiply
   15,696x = 31,984 × 31,984
4. Step 4: Simplify right side
   15,696x = 1,022,976,256
5. Step 5: Solve for x
   x = 1,022,976,256/15,696
6. Step 6: Final answer
   x = 65,174.33