Finding the Third Proportional to 12,263.43 and 25,987.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,263.43 : 25,987.71 = 25,987.71 : x
2. Step 2: Convert to fraction form
   12,263.43/25,987.71 = 25,987.71/x
3. Step 3: Cross multiply
   12,263.43x = 25,987.71 × 25,987.71
4. Step 4: Simplify right side
   12,263.43x = 675,361,119.77
5. Step 5: Solve for x
   x = 675,361,119.77/12,263.43
6. Step 6: Final answer
   x = 55,071.14