Finding the Third Proportional to 20,958.75 and 45,038.53

Step by Step Solution

1. Step 1: Write the proportion equation
   20,958.75 : 45,038.53 = 45,038.53 : x
2. Step 2: Convert to fraction form
   20,958.75/45,038.53 = 45,038.53/x
3. Step 3: Cross multiply
   20,958.75x = 45,038.53 × 45,038.53
4. Step 4: Simplify right side
   20,958.75x = 2,028,469,297.16
5. Step 5: Solve for x
   x = 2,028,469,297.16/20,958.75
6. Step 6: Final answer
   x = 96,783.89