Finding the Third Proportional to 49,686 and 72,944

Step by Step Solution

1. Step 1: Write the proportion equation
   49,686 : 72,944 = 72,944 : x
2. Step 2: Convert to fraction form
   49,686/72,944 = 72,944/x
3. Step 3: Cross multiply
   49,686x = 72,944 × 72,944
4. Step 4: Simplify right side
   49,686x = 5,320,827,136
5. Step 5: Solve for x
   x = 5,320,827,136/49,686
6. Step 6: Final answer
   x = 107,089.06