Finding the Third Proportional to 79,080 and 172,752

Step by Step Solution

1. Step 1: Write the proportion equation
   79,080 : 172,752 = 172,752 : x
2. Step 2: Convert to fraction form
   79,080/172,752 = 172,752/x
3. Step 3: Cross multiply
   79,080x = 172,752 × 172,752
4. Step 4: Simplify right side
   79,080x = 29,843,253,504
5. Step 5: Solve for x
   x = 29,843,253,504/79,080
6. Step 6: Final answer
   x = 377,380.55