Finding the Third Proportional to 49,479 and 100,686

Step by Step Solution

1. Step 1: Write the proportion equation
   49,479 : 100,686 = 100,686 : x
2. Step 2: Convert to fraction form
   49,479/100,686 = 100,686/x
3. Step 3: Cross multiply
   49,479x = 100,686 × 100,686
4. Step 4: Simplify right side
   49,479x = 10,137,670,596
5. Step 5: Solve for x
   x = 10,137,670,596/49,479
6. Step 6: Final answer
   x = 204,888.35