Finding the Third Proportional to 25,806 and 56,310

Step by Step Solution

1. Step 1: Write the proportion equation
   25,806 : 56,310 = 56,310 : x
2. Step 2: Convert to fraction form
   25,806/56,310 = 56,310/x
3. Step 3: Cross multiply
   25,806x = 56,310 × 56,310
4. Step 4: Simplify right side
   25,806x = 3,170,816,100
5. Step 5: Solve for x
   x = 3,170,816,100/25,806
6. Step 6: Final answer
   x = 122,871.27