Finding the Third Proportional to 49,478.50 and 100,685

Step by Step Solution

1. Step 1: Write the proportion equation
   49,478.50 : 100,685 = 100,685 : x
2. Step 2: Convert to fraction form
   49,478.50/100,685 = 100,685/x
3. Step 3: Cross multiply
   49,478.50x = 100,685 × 100,685
4. Step 4: Simplify right side
   49,478.50x = 10,137,469,225
5. Step 5: Solve for x
   x = 10,137,469,225/49,478.50
6. Step 6: Final answer
   x = 204,886.35