Finding the Third Proportional to 12,196.50 and 18,828.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.50 : 18,828.75 = 18,828.75 : x
2. Step 2: Convert to fraction form
   12,196.50/18,828.75 = 18,828.75/x
3. Step 3: Cross multiply
   12,196.50x = 18,828.75 × 18,828.75
4. Step 4: Simplify right side
   12,196.50x = 354,521,826.56
5. Step 5: Solve for x
   x = 354,521,826.56/12,196.50
6. Step 6: Final answer
   x = 29,067.51