Finding the Third Proportional to 1,682.69 and 3,449.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682.69 : 3,449.25 = 3,449.25 : x
2. Step 2: Convert to fraction form
   1,682.69/3,449.25 = 3,449.25/x
3. Step 3: Cross multiply
   1,682.69x = 3,449.25 × 3,449.25
4. Step 4: Simplify right side
   1,682.69x = 11,897,325.56
5. Step 5: Solve for x
   x = 11,897,325.56/1,682.69
6. Step 6: Final answer
   x = 7,070.43