Finding the Third Proportional to 10,424 and 15,069

Step by Step Solution

1. Step 1: Write the proportion equation
   10,424 : 15,069 = 15,069 : x
2. Step 2: Convert to fraction form
   10,424/15,069 = 15,069/x
3. Step 3: Cross multiply
   10,424x = 15,069 × 15,069
4. Step 4: Simplify right side
   10,424x = 227,074,761
5. Step 5: Solve for x
   x = 227,074,761/10,424
6. Step 6: Final answer
   x = 21,783.84