Finding the Third Proportional to 10,391.25 and 18,577.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,391.25 : 18,577.75 = 18,577.75 : x
2. Step 2: Convert to fraction form
   10,391.25/18,577.75 = 18,577.75/x
3. Step 3: Cross multiply
   10,391.25x = 18,577.75 × 18,577.75
4. Step 4: Simplify right side
   10,391.25x = 345,132,795.06
5. Step 5: Solve for x
   x = 345,132,795.06/10,391.25
6. Step 6: Final answer
   x = 33,213.79