Finding the Third Proportional to 50,720 and 76,072

Step by Step Solution

1. Step 1: Write the proportion equation
   50,720 : 76,072 = 76,072 : x
2. Step 2: Convert to fraction form
   50,720/76,072 = 76,072/x
3. Step 3: Cross multiply
   50,720x = 76,072 × 76,072
4. Step 4: Simplify right side
   50,720x = 5,786,949,184
5. Step 5: Solve for x
   x = 5,786,949,184/50,720
6. Step 6: Final answer
   x = 114,096.00