Finding the Third Proportional to 79,622 and 171,040

Step by Step Solution

1. Step 1: Write the proportion equation
   79,622 : 171,040 = 171,040 : x
2. Step 2: Convert to fraction form
   79,622/171,040 = 171,040/x
3. Step 3: Cross multiply
   79,622x = 171,040 × 171,040
4. Step 4: Simplify right side
   79,622x = 29,254,681,600
5. Step 5: Solve for x
   x = 29,254,681,600/79,622
6. Step 6: Final answer
   x = 367,419.58