Finding the Third Proportional to 19,600 and 42,734

Step by Step Solution

1. Step 1: Write the proportion equation
   19,600 : 42,734 = 42,734 : x
2. Step 2: Convert to fraction form
   19,600/42,734 = 42,734/x
3. Step 3: Cross multiply
   19,600x = 42,734 × 42,734
4. Step 4: Simplify right side
   19,600x = 1,826,194,756
5. Step 5: Solve for x
   x = 1,826,194,756/19,600
6. Step 6: Final answer
   x = 93,173.20