Finding the Third Proportional to 1,604.25 and 3,502.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604.25 : 3,502.50 = 3,502.50 : x
2. Step 2: Convert to fraction form
   1,604.25/3,502.50 = 3,502.50/x
3. Step 3: Cross multiply
   1,604.25x = 3,502.50 × 3,502.50
4. Step 4: Simplify right side
   1,604.25x = 12,267,506.25
5. Step 5: Solve for x
   x = 12,267,506.25/1,604.25
6. Step 6: Final answer
   x = 7,646.88