Finding the Third Proportional to 12,650.25 and 18,905.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,650.25 : 18,905.25 = 18,905.25 : x
2. Step 2: Convert to fraction form
   12,650.25/18,905.25 = 18,905.25/x
3. Step 3: Cross multiply
   12,650.25x = 18,905.25 × 18,905.25
4. Step 4: Simplify right side
   12,650.25x = 357,408,477.56
5. Step 5: Solve for x
   x = 357,408,477.56/12,650.25
6. Step 6: Final answer
   x = 28,253.08