Finding the Third Proportional to 16,479.56 and 25,538.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,479.56 : 25,538.63 = 25,538.63 : x
2. Step 2: Convert to fraction form
   16,479.56/25,538.63 = 25,538.63/x
3. Step 3: Cross multiply
   16,479.56x = 25,538.63 × 25,538.63
4. Step 4: Simplify right side
   16,479.56x = 652,221,366.89
5. Step 5: Solve for x
   x = 652,221,366.89/16,479.56
6. Step 6: Final answer
   x = 39,577.59