Finding the Third Proportional to 1,571.91 and 3,456.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,571.91 : 3,456.11 = 3,456.11 : x
2. Step 2: Convert to fraction form
   1,571.91/3,456.11 = 3,456.11/x
3. Step 3: Cross multiply
   1,571.91x = 3,456.11 × 3,456.11
4. Step 4: Simplify right side
   1,571.91x = 11,944,665.01
5. Step 5: Solve for x
   x = 11,944,665.01/1,571.91
6. Step 6: Final answer
   x = 7,598.84