Finding the Third Proportional to 16,869.52 and 25,668.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,869.52 : 25,668.77 = 25,668.77 : x
2. Step 2: Convert to fraction form
   16,869.52/25,668.77 = 25,668.77/x
3. Step 3: Cross multiply
   16,869.52x = 25,668.77 × 25,668.77
4. Step 4: Simplify right side
   16,869.52x = 658,885,929.79
5. Step 5: Solve for x
   x = 658,885,929.79/16,869.52
6. Step 6: Final answer
   x = 39,057.79