Finding the Third Proportional to 79,542 and 173,144.25

Step by Step Solution

1. Step 1: Write the proportion equation
   79,542 : 173,144.25 = 173,144.25 : x
2. Step 2: Convert to fraction form
   79,542/173,144.25 = 173,144.25/x
3. Step 3: Cross multiply
   79,542x = 173,144.25 × 173,144.25
4. Step 4: Simplify right side
   79,542x = 29,978,931,308.06
5. Step 5: Solve for x
   x = 29,978,931,308.06/79,542
6. Step 6: Final answer
   x = 376,894.36