Finding the Third Proportional to 11,931 and 25,826

Step by Step Solution

1. Step 1: Write the proportion equation
   11,931 : 25,826 = 25,826 : x
2. Step 2: Convert to fraction form
   11,931/25,826 = 25,826/x
3. Step 3: Cross multiply
   11,931x = 25,826 × 25,826
4. Step 4: Simplify right side
   11,931x = 666,982,276
5. Step 5: Solve for x
   x = 666,982,276/11,931
6. Step 6: Final answer
   x = 55,903.30