Finding the Third Proportional to 20,868 and 37,112

Step by Step Solution

1. Step 1: Write the proportion equation
   20,868 : 37,112 = 37,112 : x
2. Step 2: Convert to fraction form
   20,868/37,112 = 37,112/x
3. Step 3: Cross multiply
   20,868x = 37,112 × 37,112
4. Step 4: Simplify right side
   20,868x = 1,377,300,544
5. Step 5: Solve for x
   x = 1,377,300,544/20,868
6. Step 6: Final answer
   x = 66,000.60