Finding the Third Proportional to 21,336 and 31,596

Step by Step Solution

1. Step 1: Write the proportion equation
   21,336 : 31,596 = 31,596 : x
2. Step 2: Convert to fraction form
   21,336/31,596 = 31,596/x
3. Step 3: Cross multiply
   21,336x = 31,596 × 31,596
4. Step 4: Simplify right side
   21,336x = 998,307,216
5. Step 5: Solve for x
   x = 998,307,216/21,336
6. Step 6: Final answer
   x = 46,789.80