Finding the Third Proportional to 13,859.25 and 26,442.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,859.25 : 26,442.75 = 26,442.75 : x
2. Step 2: Convert to fraction form
   13,859.25/26,442.75 = 26,442.75/x
3. Step 3: Cross multiply
   13,859.25x = 26,442.75 × 26,442.75
4. Step 4: Simplify right side
   13,859.25x = 699,219,027.56
5. Step 5: Solve for x
   x = 699,219,027.56/13,859.25
6. Step 6: Final answer
   x = 50,451.43