Finding the Third Proportional to 13,793.63 and 18,636.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,793.63 : 18,636.75 = 18,636.75 : x
2. Step 2: Convert to fraction form
   13,793.63/18,636.75 = 18,636.75/x
3. Step 3: Cross multiply
   13,793.63x = 18,636.75 × 18,636.75
4. Step 4: Simplify right side
   13,793.63x = 347,328,450.56
5. Step 5: Solve for x
   x = 347,328,450.56/13,793.63
6. Step 6: Final answer
   x = 25,180.36