Finding the Third Proportional to 3,443.50 and 3,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.50 : 3,875.50 = 3,875.50 : x
2. Step 2: Convert to fraction form
   3,443.50/3,875.50 = 3,875.50/x
3. Step 3: Cross multiply
   3,443.50x = 3,875.50 × 3,875.50
4. Step 4: Simplify right side
   3,443.50x = 15,019,500.25
5. Step 5: Solve for x
   x = 15,019,500.25/3,443.50
6. Step 6: Final answer
   x = 4,361.70