Finding the Third Proportional to 13,622.06 and 20,446.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,622.06 : 20,446.69 = 20,446.69 : x
2. Step 2: Convert to fraction form
   13,622.06/20,446.69 = 20,446.69/x
3. Step 3: Cross multiply
   13,622.06x = 20,446.69 × 20,446.69
4. Step 4: Simplify right side
   13,622.06x = 418,067,029.72
5. Step 5: Solve for x
   x = 418,067,029.72/13,622.06
6. Step 6: Final answer
   x = 30,690.44