Finding the Third Proportional to 12,443.50 and 26,291

Step by Step Solution

1. Step 1: Write the proportion equation
   12,443.50 : 26,291 = 26,291 : x
2. Step 2: Convert to fraction form
   12,443.50/26,291 = 26,291/x
3. Step 3: Cross multiply
   12,443.50x = 26,291 × 26,291
4. Step 4: Simplify right side
   12,443.50x = 691,216,681
5. Step 5: Solve for x
   x = 691,216,681/12,443.50
6. Step 6: Final answer
   x = 55,548.41