Finding the Third Proportional to 10,872.56 and 16,659.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,872.56 : 16,659.84 = 16,659.84 : x
2. Step 2: Convert to fraction form
   10,872.56/16,659.84 = 16,659.84/x
3. Step 3: Cross multiply
   10,872.56x = 16,659.84 × 16,659.84
4. Step 4: Simplify right side
   10,872.56x = 277,550,393.77
5. Step 5: Solve for x
   x = 277,550,393.77/10,872.56
6. Step 6: Final answer
   x = 25,527.60