Finding the Third Proportional to 25,411 and 55,729.25

Step by Step Solution

1. Step 1: Write the proportion equation
   25,411 : 55,729.25 = 55,729.25 : x
2. Step 2: Convert to fraction form
   25,411/55,729.25 = 55,729.25/x
3. Step 3: Cross multiply
   25,411x = 55,729.25 × 55,729.25
4. Step 4: Simplify right side
   25,411x = 3,105,749,305.56
5. Step 5: Solve for x
   x = 3,105,749,305.56/25,411
6. Step 6: Final answer
   x = 122,220.66