Finding the Third Proportional to 13,494.09 and 21,351.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,494.09 : 21,351.09 = 21,351.09 : x
2. Step 2: Convert to fraction form
   13,494.09/21,351.09 = 21,351.09/x
3. Step 3: Cross multiply
   13,494.09x = 21,351.09 × 21,351.09
4. Step 4: Simplify right side
   13,494.09x = 455,869,204.32
5. Step 5: Solve for x
   x = 455,869,204.32/13,494.09
6. Step 6: Final answer
   x = 33,782.87