Finding the Third Proportional to 25,511 and 55,540

Step by Step Solution

1. Step 1: Write the proportion equation
   25,511 : 55,540 = 55,540 : x
2. Step 2: Convert to fraction form
   25,511/55,540 = 55,540/x
3. Step 3: Cross multiply
   25,511x = 55,540 × 55,540
4. Step 4: Simplify right side
   25,511x = 3,084,691,600
5. Step 5: Solve for x
   x = 3,084,691,600/25,511
6. Step 6: Final answer
   x = 120,916.14