Finding the Third Proportional to 2,671.31 and 3,985.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,671.31 : 3,985.03 = 3,985.03 : x
2. Step 2: Convert to fraction form
   2,671.31/3,985.03 = 3,985.03/x
3. Step 3: Cross multiply
   2,671.31x = 3,985.03 × 3,985.03
4. Step 4: Simplify right side
   2,671.31x = 15,880,474.06
5. Step 5: Solve for x
   x = 15,880,474.06/2,671.31
6. Step 6: Final answer
   x = 5,944.82