Finding the Third Proportional to 26,078 and 55,388

Step by Step Solution

1. Step 1: Write the proportion equation
   26,078 : 55,388 = 55,388 : x
2. Step 2: Convert to fraction form
   26,078/55,388 = 55,388/x
3. Step 3: Cross multiply
   26,078x = 55,388 × 55,388
4. Step 4: Simplify right side
   26,078x = 3,067,830,544
5. Step 5: Solve for x
   x = 3,067,830,544/26,078
6. Step 6: Final answer
   x = 117,640.56