Finding the Third Proportional to 15,962 and 21,472

Step by Step Solution

1. Step 1: Write the proportion equation
   15,962 : 21,472 = 21,472 : x
2. Step 2: Convert to fraction form
   15,962/21,472 = 21,472/x
3. Step 3: Cross multiply
   15,962x = 21,472 × 21,472
4. Step 4: Simplify right side
   15,962x = 461,046,784
5. Step 5: Solve for x
   x = 461,046,784/15,962
6. Step 6: Final answer
   x = 28,884.02