Finding the Third Proportional to 13,434.75 and 20,361.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,434.75 : 20,361.94 = 20,361.94 : x
2. Step 2: Convert to fraction form
   13,434.75/20,361.94 = 20,361.94/x
3. Step 3: Cross multiply
   13,434.75x = 20,361.94 × 20,361.94
4. Step 4: Simplify right side
   13,434.75x = 414,608,498.75
5. Step 5: Solve for x
   x = 414,608,498.75/13,434.75
6. Step 6: Final answer
   x = 30,860.90