Finding the Third Proportional to 12,880.88 and 27,145.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,880.88 : 27,145.88 = 27,145.88 : x
2. Step 2: Convert to fraction form
   12,880.88/27,145.88 = 27,145.88/x
3. Step 3: Cross multiply
   12,880.88x = 27,145.88 × 27,145.88
4. Step 4: Simplify right side
   12,880.88x = 736,898,529.52
5. Step 5: Solve for x
   x = 736,898,529.52/12,880.88
6. Step 6: Final answer
   x = 57,208.73