Finding the Third Proportional to 79,470 and 173,703

Step by Step Solution

1. Step 1: Write the proportion equation
   79,470 : 173,703 = 173,703 : x
2. Step 2: Convert to fraction form
   79,470/173,703 = 173,703/x
3. Step 3: Cross multiply
   79,470x = 173,703 × 173,703
4. Step 4: Simplify right side
   79,470x = 30,172,732,209
5. Step 5: Solve for x
   x = 30,172,732,209/79,470
6. Step 6: Final answer
   x = 379,674.50