Finding the Third Proportional to 15,724 and 22,030

Step by Step Solution

1. Step 1: Write the proportion equation
   15,724 : 22,030 = 22,030 : x
2. Step 2: Convert to fraction form
   15,724/22,030 = 22,030/x
3. Step 3: Cross multiply
   15,724x = 22,030 × 22,030
4. Step 4: Simplify right side
   15,724x = 485,320,900
5. Step 5: Solve for x
   x = 485,320,900/15,724
6. Step 6: Final answer
   x = 30,864.98