Finding the Third Proportional to 25,173 and 55,197

Step by Step Solution

1. Step 1: Write the proportion equation
   25,173 : 55,197 = 55,197 : x
2. Step 2: Convert to fraction form
   25,173/55,197 = 55,197/x
3. Step 3: Cross multiply
   25,173x = 55,197 × 55,197
4. Step 4: Simplify right side
   25,173x = 3,046,708,809
5. Step 5: Solve for x
   x = 3,046,708,809/25,173
6. Step 6: Final answer
   x = 121,030.82