Finding the Third Proportional to 12,555.75 and 27,520.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,555.75 : 27,520.31 = 27,520.31 : x
2. Step 2: Convert to fraction form
   12,555.75/27,520.31 = 27,520.31/x
3. Step 3: Cross multiply
   12,555.75x = 27,520.31 × 27,520.31
4. Step 4: Simplify right side
   12,555.75x = 757,367,600.10
5. Step 5: Solve for x
   x = 757,367,600.10/12,555.75
6. Step 6: Final answer
   x = 60,320.38