Finding the Third Proportional to 11,315 and 24,860

Step by Step Solution

1. Step 1: Write the proportion equation
   11,315 : 24,860 = 24,860 : x
2. Step 2: Convert to fraction form
   11,315/24,860 = 24,860/x
3. Step 3: Cross multiply
   11,315x = 24,860 × 24,860
4. Step 4: Simplify right side
   11,315x = 618,019,600
5. Step 5: Solve for x
   x = 618,019,600/11,315
6. Step 6: Final answer
   x = 54,619.50