Finding the Third Proportional to 49,398 and 72,234

Step by Step Solution

1. Step 1: Write the proportion equation
   49,398 : 72,234 = 72,234 : x
2. Step 2: Convert to fraction form
   49,398/72,234 = 72,234/x
3. Step 3: Cross multiply
   49,398x = 72,234 × 72,234
4. Step 4: Simplify right side
   49,398x = 5,217,750,756
5. Step 5: Solve for x
   x = 5,217,750,756/49,398
6. Step 6: Final answer
   x = 105,626.76