Finding the Third Proportional to 12,281.72 and 26,315.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,281.72 : 26,315.81 = 26,315.81 : x
2. Step 2: Convert to fraction form
   12,281.72/26,315.81 = 26,315.81/x
3. Step 3: Cross multiply
   12,281.72x = 26,315.81 × 26,315.81
4. Step 4: Simplify right side
   12,281.72x = 692,521,987.54
5. Step 5: Solve for x
   x = 692,521,987.54/12,281.72
6. Step 6: Final answer
   x = 56,386.41