Finding the Third Proportional to 25,515 and 55,998

Step by Step Solution

1. Step 1: Write the proportion equation
   25,515 : 55,998 = 55,998 : x
2. Step 2: Convert to fraction form
   25,515/55,998 = 55,998/x
3. Step 3: Cross multiply
   25,515x = 55,998 × 55,998
4. Step 4: Simplify right side
   25,515x = 3,135,776,004
5. Step 5: Solve for x
   x = 3,135,776,004/25,515
6. Step 6: Final answer
   x = 122,899.31