Finding the Third Proportional to 12,740.50 and 27,022.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,740.50 : 27,022.75 = 27,022.75 : x
2. Step 2: Convert to fraction form
   12,740.50/27,022.75 = 27,022.75/x
3. Step 3: Cross multiply
   12,740.50x = 27,022.75 × 27,022.75
4. Step 4: Simplify right side
   12,740.50x = 730,229,017.56
5. Step 5: Solve for x
   x = 730,229,017.56/12,740.50
6. Step 6: Final answer
   x = 57,315.57