Finding the Third Proportional to 79,498 and 173,560

Step by Step Solution

1. Step 1: Write the proportion equation
   79,498 : 173,560 = 173,560 : x
2. Step 2: Convert to fraction form
   79,498/173,560 = 173,560/x
3. Step 3: Cross multiply
   79,498x = 173,560 × 173,560
4. Step 4: Simplify right side
   79,498x = 30,123,073,600
5. Step 5: Solve for x
   x = 30,123,073,600/79,498
6. Step 6: Final answer
   x = 378,916.12