Finding the Third Proportional to 13,554.56 and 20,860.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,554.56 : 20,860.31 = 20,860.31 : x
2. Step 2: Convert to fraction form
   13,554.56/20,860.31 = 20,860.31/x
3. Step 3: Cross multiply
   13,554.56x = 20,860.31 × 20,860.31
4. Step 4: Simplify right side
   13,554.56x = 435,152,637.60
5. Step 5: Solve for x
   x = 435,152,637.60/13,554.56
6. Step 6: Final answer
   x = 32,103.78