Finding the Third Proportional to 25,409.25 and 55,725.75

Step by Step Solution

1. Step 1: Write the proportion equation
   25,409.25 : 55,725.75 = 55,725.75 : x
2. Step 2: Convert to fraction form
   25,409.25/55,725.75 = 55,725.75/x
3. Step 3: Cross multiply
   25,409.25x = 55,725.75 × 55,725.75
4. Step 4: Simplify right side
   25,409.25x = 3,105,359,213.06
5. Step 5: Solve for x
   x = 3,105,359,213.06/25,409.25
6. Step 6: Final answer
   x = 122,213.73