Finding the Third Proportional to 12,772.69 and 27,481.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,772.69 : 27,481.78 = 27,481.78 : x
2. Step 2: Convert to fraction form
   12,772.69/27,481.78 = 27,481.78/x
3. Step 3: Cross multiply
   12,772.69x = 27,481.78 × 27,481.78
4. Step 4: Simplify right side
   12,772.69x = 755,248,300.67
5. Step 5: Solve for x
   x = 755,248,300.67/12,772.69
6. Step 6: Final answer
   x = 59,129.94