Finding the Third Proportional to 10,725.75 and 12,426.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,725.75 : 12,426.75 = 12,426.75 : x
2. Step 2: Convert to fraction form
   10,725.75/12,426.75 = 12,426.75/x
3. Step 3: Cross multiply
   10,725.75x = 12,426.75 × 12,426.75
4. Step 4: Simplify right side
   10,725.75x = 154,424,115.56
5. Step 5: Solve for x
   x = 154,424,115.56/10,725.75
6. Step 6: Final answer
   x = 14,397.51