Finding the Third Proportional to 1,819.69 and 3,745.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.69 : 3,745.69 = 3,745.69 : x
2. Step 2: Convert to fraction form
   1,819.69/3,745.69 = 3,745.69/x
3. Step 3: Cross multiply
   1,819.69x = 3,745.69 × 3,745.69
4. Step 4: Simplify right side
   1,819.69x = 14,030,174.85
5. Step 5: Solve for x
   x = 14,030,174.85/1,819.69
6. Step 6: Final answer
   x = 7,710.21