Finding the Third Proportional to 26,173.69 and 54,559.69

Step by Step Solution

1. Step 1: Write the proportion equation
   26,173.69 : 54,559.69 = 54,559.69 : x
2. Step 2: Convert to fraction form
   26,173.69/54,559.69 = 54,559.69/x
3. Step 3: Cross multiply
   26,173.69x = 54,559.69 × 54,559.69
4. Step 4: Simplify right side
   26,173.69x = 2,976,759,500.10
5. Step 5: Solve for x
   x = 2,976,759,500.10/26,173.69
6. Step 6: Final answer
   x = 113,730.99