Finding the Third Proportional to 20,825.44 and 45,820.69

Step by Step Solution

1. Step 1: Write the proportion equation
   20,825.44 : 45,820.69 = 45,820.69 : x
2. Step 2: Convert to fraction form
   20,825.44/45,820.69 = 45,820.69/x
3. Step 3: Cross multiply
   20,825.44x = 45,820.69 × 45,820.69
4. Step 4: Simplify right side
   20,825.44x = 2,099,535,402.97
5. Step 5: Solve for x
   x = 2,099,535,402.97/20,825.44
6. Step 6: Final answer
   x = 100,815.91