Finding the Third Proportional to 2,131.31 and 4,556.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.31 : 4,556.25 = 4,556.25 : x
2. Step 2: Convert to fraction form
   2,131.31/4,556.25 = 4,556.25/x
3. Step 3: Cross multiply
   2,131.31x = 4,556.25 × 4,556.25
4. Step 4: Simplify right side
   2,131.31x = 20,759,414.06
5. Step 5: Solve for x
   x = 20,759,414.06/2,131.31
6. Step 6: Final answer
   x = 9,740.20