Finding the Third Proportional to 12,881.25 and 27,145.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,881.25 : 27,145.69 = 27,145.69 : x
2. Step 2: Convert to fraction form
   12,881.25/27,145.69 = 27,145.69/x
3. Step 3: Cross multiply
   12,881.25x = 27,145.69 × 27,145.69
4. Step 4: Simplify right side
   12,881.25x = 736,888,349.85
5. Step 5: Solve for x
   x = 736,888,349.85/12,881.25
6. Step 6: Final answer
   x = 57,206.28