Finding the Third Proportional to 1,868.06 and 3,786.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868.06 : 3,786.75 = 3,786.75 : x
2. Step 2: Convert to fraction form
   1,868.06/3,786.75 = 3,786.75/x
3. Step 3: Cross multiply
   1,868.06x = 3,786.75 × 3,786.75
4. Step 4: Simplify right side
   1,868.06x = 14,339,475.56
5. Step 5: Solve for x
   x = 14,339,475.56/1,868.06
6. Step 6: Final answer
   x = 7,676.12