Finding the Third Proportional to 18,182 and 37,782

Step by Step Solution

1. Step 1: Write the proportion equation
   18,182 : 37,782 = 37,782 : x
2. Step 2: Convert to fraction form
   18,182/37,782 = 37,782/x
3. Step 3: Cross multiply
   18,182x = 37,782 × 37,782
4. Step 4: Simplify right side
   18,182x = 1,427,479,524
5. Step 5: Solve for x
   x = 1,427,479,524/18,182
6. Step 6: Final answer
   x = 78,510.59