Finding the Third Proportional to 79,940 and 175,108

Step by Step Solution

1. Step 1: Write the proportion equation
   79,940 : 175,108 = 175,108 : x
2. Step 2: Convert to fraction form
   79,940/175,108 = 175,108/x
3. Step 3: Cross multiply
   79,940x = 175,108 × 175,108
4. Step 4: Simplify right side
   79,940x = 30,662,811,664
5. Step 5: Solve for x
   x = 30,662,811,664/79,940
6. Step 6: Final answer
   x = 383,572.83