Finding the Third Proportional to 16,660.69 and 25,299.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,660.69 : 25,299.84 = 25,299.84 : x
2. Step 2: Convert to fraction form
   16,660.69/25,299.84 = 25,299.84/x
3. Step 3: Cross multiply
   16,660.69x = 25,299.84 × 25,299.84
4. Step 4: Simplify right side
   16,660.69x = 640,082,093.77
5. Step 5: Solve for x
   x = 640,082,093.77/16,660.69
6. Step 6: Final answer
   x = 38,418.71