Finding the Third Proportional to 1,635.75 and 3,530.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635.75 : 3,530.25 = 3,530.25 : x
2. Step 2: Convert to fraction form
   1,635.75/3,530.25 = 3,530.25/x
3. Step 3: Cross multiply
   1,635.75x = 3,530.25 × 3,530.25
4. Step 4: Simplify right side
   1,635.75x = 12,462,665.06
5. Step 5: Solve for x
   x = 12,462,665.06/1,635.75
6. Step 6: Final answer
   x = 7,618.93