Finding the Third Proportional to 10,648.81 and 16,705.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,648.81 : 16,705.78 = 16,705.78 : x
2. Step 2: Convert to fraction form
   10,648.81/16,705.78 = 16,705.78/x
3. Step 3: Cross multiply
   10,648.81x = 16,705.78 × 16,705.78
4. Step 4: Simplify right side
   10,648.81x = 279,082,931.40
5. Step 5: Solve for x
   x = 279,082,931.40/10,648.81
6. Step 6: Final answer
   x = 26,207.90