Finding the Third Proportional to 1,280.50 and 1,850.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280.50 : 1,850.88 = 1,850.88 : x
2. Step 2: Convert to fraction form
   1,280.50/1,850.88 = 1,850.88/x
3. Step 3: Cross multiply
   1,280.50x = 1,850.88 × 1,850.88
4. Step 4: Simplify right side
   1,280.50x = 3,425,738.27
5. Step 5: Solve for x
   x = 3,425,738.27/1,280.50
6. Step 6: Final answer
   x = 2,675.31