Finding the Third Proportional to 49,719 and 76,812

Step by Step Solution

1. Step 1: Write the proportion equation
   49,719 : 76,812 = 76,812 : x
2. Step 2: Convert to fraction form
   49,719/76,812 = 76,812/x
3. Step 3: Cross multiply
   49,719x = 76,812 × 76,812
4. Step 4: Simplify right side
   49,719x = 5,900,083,344
5. Step 5: Solve for x
   x = 5,900,083,344/49,719
6. Step 6: Final answer
   x = 118,668.58