Finding the Third Proportional to 12,671.25 and 26,145.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,671.25 : 26,145.75 = 26,145.75 : x
2. Step 2: Convert to fraction form
   12,671.25/26,145.75 = 26,145.75/x
3. Step 3: Cross multiply
   12,671.25x = 26,145.75 × 26,145.75
4. Step 4: Simplify right side
   12,671.25x = 683,600,243.06
5. Step 5: Solve for x
   x = 683,600,243.06/12,671.25
6. Step 6: Final answer
   x = 53,948.92