Finding the Third Proportional to 11,620.25 and 25,458.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,620.25 : 25,458.25 = 25,458.25 : x
2. Step 2: Convert to fraction form
   11,620.25/25,458.25 = 25,458.25/x
3. Step 3: Cross multiply
   11,620.25x = 25,458.25 × 25,458.25
4. Step 4: Simplify right side
   11,620.25x = 648,122,493.06
5. Step 5: Solve for x
   x = 648,122,493.06/11,620.25
6. Step 6: Final answer
   x = 55,775.26