Finding the Third Proportional to 10,011.75 and 10,839.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,011.75 : 10,839.75 = 10,839.75 : x
2. Step 2: Convert to fraction form
   10,011.75/10,839.75 = 10,839.75/x
3. Step 3: Cross multiply
   10,011.75x = 10,839.75 × 10,839.75
4. Step 4: Simplify right side
   10,011.75x = 117,500,180.06
5. Step 5: Solve for x
   x = 117,500,180.06/10,011.75
6. Step 6: Final answer
   x = 11,736.23