Finding the Third Proportional to 50,072 and 73,240

Step by Step Solution

1. Step 1: Write the proportion equation
   50,072 : 73,240 = 73,240 : x
2. Step 2: Convert to fraction form
   50,072/73,240 = 73,240/x
3. Step 3: Cross multiply
   50,072x = 73,240 × 73,240
4. Step 4: Simplify right side
   50,072x = 5,364,097,600
5. Step 5: Solve for x
   x = 5,364,097,600/50,072
6. Step 6: Final answer
   x = 107,127.69