Finding the Third Proportional to 3,170.87 and 3,488.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,170.87 : 3,488.38 = 3,488.38 : x
2. Step 2: Convert to fraction form
   3,170.87/3,488.38 = 3,488.38/x
3. Step 3: Cross multiply
   3,170.87x = 3,488.38 × 3,488.38
4. Step 4: Simplify right side
   3,170.87x = 12,168,787.39
5. Step 5: Solve for x
   x = 12,168,787.39/3,170.87
6. Step 6: Final answer
   x = 3,837.69