Finding the Third Proportional to 25,480 and 55,976

Step by Step Solution

1. Step 1: Write the proportion equation
   25,480 : 55,976 = 55,976 : x
2. Step 2: Convert to fraction form
   25,480/55,976 = 55,976/x
3. Step 3: Cross multiply
   25,480x = 55,976 × 55,976
4. Step 4: Simplify right side
   25,480x = 3,133,312,576
5. Step 5: Solve for x
   x = 3,133,312,576/25,480
6. Step 6: Final answer
   x = 122,971.45