Finding the Third Proportional to 20,786.31 and 45,596.30

Step by Step Solution

1. Step 1: Write the proportion equation
   20,786.31 : 45,596.30 = 45,596.30 : x
2. Step 2: Convert to fraction form
   20,786.31/45,596.30 = 45,596.30/x
3. Step 3: Cross multiply
   20,786.31x = 45,596.30 × 45,596.30
4. Step 4: Simplify right side
   20,786.31x = 2,079,022,823.04
5. Step 5: Solve for x
   x = 2,079,022,823.04/20,786.31
6. Step 6: Final answer
   x = 100,018.86