Finding the Third Proportional to 79,315.50 and 172,833

Step by Step Solution

1. Step 1: Write the proportion equation
   79,315.50 : 172,833 = 172,833 : x
2. Step 2: Convert to fraction form
   79,315.50/172,833 = 172,833/x
3. Step 3: Cross multiply
   79,315.50x = 172,833 × 172,833
4. Step 4: Simplify right side
   79,315.50x = 29,871,245,889
5. Step 5: Solve for x
   x = 29,871,245,889/79,315.50
6. Step 6: Final answer
   x = 376,612.97