Finding the Third Proportional to 79,180.50 and 172,563

Step by Step Solution

1. Step 1: Write the proportion equation
   79,180.50 : 172,563 = 172,563 : x
2. Step 2: Convert to fraction form
   79,180.50/172,563 = 172,563/x
3. Step 3: Cross multiply
   79,180.50x = 172,563 × 172,563
4. Step 4: Simplify right side
   79,180.50x = 29,777,988,969
5. Step 5: Solve for x
   x = 29,777,988,969/79,180.50
6. Step 6: Final answer
   x = 376,077.30