Finding the Third Proportional to 79,424 and 123,493

Step by Step Solution

1. Step 1: Write the proportion equation
   79,424 : 123,493 = 123,493 : x
2. Step 2: Convert to fraction form
   79,424/123,493 = 123,493/x
3. Step 3: Cross multiply
   79,424x = 123,493 × 123,493
4. Step 4: Simplify right side
   79,424x = 15,250,521,049
5. Step 5: Solve for x
   x = 15,250,521,049/79,424
6. Step 6: Final answer
   x = 192,014.01