Finding the Third Proportional to 21,642.75 and 45,016.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,642.75 : 45,016.75 = 45,016.75 : x
2. Step 2: Convert to fraction form
   21,642.75/45,016.75 = 45,016.75/x
3. Step 3: Cross multiply
   21,642.75x = 45,016.75 × 45,016.75
4. Step 4: Simplify right side
   21,642.75x = 2,026,507,780.56
5. Step 5: Solve for x
   x = 2,026,507,780.56/21,642.75
6. Step 6: Final answer
   x = 93,634.49