Finding the Third Proportional to 79,014 and 172,788

Step by Step Solution

1. Step 1: Write the proportion equation
   79,014 : 172,788 = 172,788 : x
2. Step 2: Convert to fraction form
   79,014/172,788 = 172,788/x
3. Step 3: Cross multiply
   79,014x = 172,788 × 172,788
4. Step 4: Simplify right side
   79,014x = 29,855,692,944
5. Step 5: Solve for x
   x = 29,855,692,944/79,014
6. Step 6: Final answer
   x = 377,853.20