Finding the Third Proportional to 13,819.50 and 18,810

Step by Step Solution

1. Step 1: Write the proportion equation
   13,819.50 : 18,810 = 18,810 : x
2. Step 2: Convert to fraction form
   13,819.50/18,810 = 18,810/x
3. Step 3: Cross multiply
   13,819.50x = 18,810 × 18,810
4. Step 4: Simplify right side
   13,819.50x = 353,816,100
5. Step 5: Solve for x
   x = 353,816,100/13,819.50
6. Step 6: Final answer
   x = 25,602.67