Finding the Third Proportional to 11,558 and 25,298

Step by Step Solution

1. Step 1: Write the proportion equation
   11,558 : 25,298 = 25,298 : x
2. Step 2: Convert to fraction form
   11,558/25,298 = 25,298/x
3. Step 3: Cross multiply
   11,558x = 25,298 × 25,298
4. Step 4: Simplify right side
   11,558x = 639,988,804
5. Step 5: Solve for x
   x = 639,988,804/11,558
6. Step 6: Final answer
   x = 55,371.93