Finding the Third Proportional to 25,578.50 and 55,901

Step by Step Solution

1. Step 1: Write the proportion equation
   25,578.50 : 55,901 = 55,901 : x
2. Step 2: Convert to fraction form
   25,578.50/55,901 = 55,901/x
3. Step 3: Cross multiply
   25,578.50x = 55,901 × 55,901
4. Step 4: Simplify right side
   25,578.50x = 3,124,921,801
5. Step 5: Solve for x
   x = 3,124,921,801/25,578.50
6. Step 6: Final answer
   x = 122,169.86