Finding the Third Proportional to 25,708.50 and 54,810

Step by Step Solution

1. Step 1: Write the proportion equation
   25,708.50 : 54,810 = 54,810 : x
2. Step 2: Convert to fraction form
   25,708.50/54,810 = 54,810/x
3. Step 3: Cross multiply
   25,708.50x = 54,810 × 54,810
4. Step 4: Simplify right side
   25,708.50x = 3,004,136,100
5. Step 5: Solve for x
   x = 3,004,136,100/25,708.50
6. Step 6: Final answer
   x = 116,853.81