Finding the Third Proportional to 12,105.75 and 25,938.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,105.75 : 25,938.75 = 25,938.75 : x
2. Step 2: Convert to fraction form
   12,105.75/25,938.75 = 25,938.75/x
3. Step 3: Cross multiply
   12,105.75x = 25,938.75 × 25,938.75
4. Step 4: Simplify right side
   12,105.75x = 672,818,751.56
5. Step 5: Solve for x
   x = 672,818,751.56/12,105.75
6. Step 6: Final answer
   x = 55,578.44