Finding the Third Proportional to 11,469.94 and 15,436.41

Step by Step Solution

1. Step 1: Write the proportion equation
   11,469.94 : 15,436.41 = 15,436.41 : x
2. Step 2: Convert to fraction form
   11,469.94/15,436.41 = 15,436.41/x
3. Step 3: Cross multiply
   11,469.94x = 15,436.41 × 15,436.41
4. Step 4: Simplify right side
   11,469.94x = 238,282,637.92
5. Step 5: Solve for x
   x = 238,282,637.92/11,469.94
6. Step 6: Final answer
   x = 20,774.54