Finding the Third Proportional to 2,673 and 3,987.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,673 : 3,987.50 = 3,987.50 : x
2. Step 2: Convert to fraction form
   2,673/3,987.50 = 3,987.50/x
3. Step 3: Cross multiply
   2,673x = 3,987.50 × 3,987.50
4. Step 4: Simplify right side
   2,673x = 15,900,156.25
5. Step 5: Solve for x
   x = 15,900,156.25/2,673
6. Step 6: Final answer
   x = 5,948.43