Finding the Third Proportional to 10,861 and 23,555

Step by Step Solution

1. Step 1: Write the proportion equation
   10,861 : 23,555 = 23,555 : x
2. Step 2: Convert to fraction form
   10,861/23,555 = 23,555/x
3. Step 3: Cross multiply
   10,861x = 23,555 × 23,555
4. Step 4: Simplify right side
   10,861x = 554,838,025
5. Step 5: Solve for x
   x = 554,838,025/10,861
6. Step 6: Final answer
   x = 51,085.35