Finding the Third Proportional to 1,521.56 and 3,207.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521.56 : 3,207.38 = 3,207.38 : x
2. Step 2: Convert to fraction form
   1,521.56/3,207.38 = 3,207.38/x
3. Step 3: Cross multiply
   1,521.56x = 3,207.38 × 3,207.38
4. Step 4: Simplify right side
   1,521.56x = 10,287,254.39
5. Step 5: Solve for x
   x = 10,287,254.39/1,521.56
6. Step 6: Final answer
   x = 6,760.98