Finding the Third Proportional to 12,619.69 and 26,546.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,619.69 : 26,546.63 = 26,546.63 : x
2. Step 2: Convert to fraction form
   12,619.69/26,546.63 = 26,546.63/x
3. Step 3: Cross multiply
   12,619.69x = 26,546.63 × 26,546.63
4. Step 4: Simplify right side
   12,619.69x = 704,723,298.89
5. Step 5: Solve for x
   x = 704,723,298.89/12,619.69
6. Step 6: Final answer
   x = 55,843.17