Finding the Third Proportional to 15,958 and 21,662

Step by Step Solution

1. Step 1: Write the proportion equation
   15,958 : 21,662 = 21,662 : x
2. Step 2: Convert to fraction form
   15,958/21,662 = 21,662/x
3. Step 3: Cross multiply
   15,958x = 21,662 × 21,662
4. Step 4: Simplify right side
   15,958x = 469,242,244
5. Step 5: Solve for x
   x = 469,242,244/15,958
6. Step 6: Final answer
   x = 29,404.83