Finding the Third Proportional to 25,313 and 55,393

Step by Step Solution

1. Step 1: Write the proportion equation
   25,313 : 55,393 = 55,393 : x
2. Step 2: Convert to fraction form
   25,313/55,393 = 55,393/x
3. Step 3: Cross multiply
   25,313x = 55,393 × 55,393
4. Step 4: Simplify right side
   25,313x = 3,068,384,449
5. Step 5: Solve for x
   x = 3,068,384,449/25,313
6. Step 6: Final answer
   x = 121,217.73