Finding the Third Proportional to 12,139.88 and 26,537.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,139.88 : 26,537.63 = 26,537.63 : x
2. Step 2: Convert to fraction form
   12,139.88/26,537.63 = 26,537.63/x
3. Step 3: Cross multiply
   12,139.88x = 26,537.63 × 26,537.63
4. Step 4: Simplify right side
   12,139.88x = 704,245,540.64
5. Step 5: Solve for x
   x = 704,245,540.64/12,139.88
6. Step 6: Final answer
   x = 58,010.94