Finding the Third Proportional to 9,839.25 and 21,233.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,839.25 : 21,233.75 = 21,233.75 : x
2. Step 2: Convert to fraction form
   9,839.25/21,233.75 = 21,233.75/x
3. Step 3: Cross multiply
   9,839.25x = 21,233.75 × 21,233.75
4. Step 4: Simplify right side
   9,839.25x = 450,872,139.06
5. Step 5: Solve for x
   x = 450,872,139.06/9,839.25
6. Step 6: Final answer
   x = 45,823.83