Finding the Third Proportional to 2,011.50 and 3,885

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.50 : 3,885 = 3,885 : x
2. Step 2: Convert to fraction form
   2,011.50/3,885 = 3,885/x
3. Step 3: Cross multiply
   2,011.50x = 3,885 × 3,885
4. Step 4: Simplify right side
   2,011.50x = 15,093,225
5. Step 5: Solve for x
   x = 15,093,225/2,011.50
6. Step 6: Final answer
   x = 7,503.47