Finding the Third Proportional to 1,451.81 and 3,175.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451.81 : 3,175.31 = 3,175.31 : x
2. Step 2: Convert to fraction form
   1,451.81/3,175.31 = 3,175.31/x
3. Step 3: Cross multiply
   1,451.81x = 3,175.31 × 3,175.31
4. Step 4: Simplify right side
   1,451.81x = 10,082,609.47
5. Step 5: Solve for x
   x = 10,082,609.47/1,451.81
6. Step 6: Final answer
   x = 6,944.84