Finding the Third Proportional to 1,903.50 and 2,028.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.50 : 2,028.80 = 2,028.80 : x
2. Step 2: Convert to fraction form
   1,903.50/2,028.80 = 2,028.80/x
3. Step 3: Cross multiply
   1,903.50x = 2,028.80 × 2,028.80
4. Step 4: Simplify right side
   1,903.50x = 4,116,016.76
5. Step 5: Solve for x
   x = 4,116,016.76/1,903.50
6. Step 6: Final answer
   x = 2,162.34