Finding the Third Proportional to 10,778.06 and 16,648.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,778.06 : 16,648.88 = 16,648.88 : x
2. Step 2: Convert to fraction form
   10,778.06/16,648.88 = 16,648.88/x
3. Step 3: Cross multiply
   10,778.06x = 16,648.88 × 16,648.88
4. Step 4: Simplify right side
   10,778.06x = 277,185,038.77
5. Step 5: Solve for x
   x = 277,185,038.77/10,778.06
6. Step 6: Final answer
   x = 25,717.52