Finding the Third Proportional to 12,517.88 and 26,443.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,517.88 : 26,443.13 = 26,443.13 : x
2. Step 2: Convert to fraction form
   12,517.88/26,443.13 = 26,443.13/x
3. Step 3: Cross multiply
   12,517.88x = 26,443.13 × 26,443.13
4. Step 4: Simplify right side
   12,517.88x = 699,238,859.77
5. Step 5: Solve for x
   x = 699,238,859.77/12,517.88
6. Step 6: Final answer
   x = 55,859.23