Finding the Third Proportional to 2,351.81 and 3,575.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351.81 : 3,575.81 = 3,575.81 : x
2. Step 2: Convert to fraction form
   2,351.81/3,575.81 = 3,575.81/x
3. Step 3: Cross multiply
   2,351.81x = 3,575.81 × 3,575.81
4. Step 4: Simplify right side
   2,351.81x = 12,786,435.04
5. Step 5: Solve for x
   x = 12,786,435.04/2,351.81
6. Step 6: Final answer
   x = 5,436.84