Finding the Third Proportional to 14,418 and 19,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,418 : 19,399.50 = 19,399.50 : x
2. Step 2: Convert to fraction form
   14,418/19,399.50 = 19,399.50/x
3. Step 3: Cross multiply
   14,418x = 19,399.50 × 19,399.50
4. Step 4: Simplify right side
   14,418x = 376,340,600.25
5. Step 5: Solve for x
   x = 376,340,600.25/14,418
6. Step 6: Final answer
   x = 26,102.14