Finding the Third Proportional to 40,828 and 57,788

Step by Step Solution

1. Step 1: Write the proportion equation
   40,828 : 57,788 = 57,788 : x
2. Step 2: Convert to fraction form
   40,828/57,788 = 57,788/x
3. Step 3: Cross multiply
   40,828x = 57,788 × 57,788
4. Step 4: Simplify right side
   40,828x = 3,339,452,944
5. Step 5: Solve for x
   x = 3,339,452,944/40,828
6. Step 6: Final answer
   x = 81,793.20