Finding the Third Proportional to 1,379.25 and 3,031.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,379.25 : 3,031.88 = 3,031.88 : x
2. Step 2: Convert to fraction form
   1,379.25/3,031.88 = 3,031.88/x
3. Step 3: Cross multiply
   1,379.25x = 3,031.88 × 3,031.88
4. Step 4: Simplify right side
   1,379.25x = 9,192,266.02
5. Step 5: Solve for x
   x = 9,192,266.02/1,379.25
6. Step 6: Final answer
   x = 6,664.68