Finding the Third Proportional to 1,275.25 and 1,836.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275.25 : 1,836.75 = 1,836.75 : x
2. Step 2: Convert to fraction form
   1,275.25/1,836.75 = 1,836.75/x
3. Step 3: Cross multiply
   1,275.25x = 1,836.75 × 1,836.75
4. Step 4: Simplify right side
   1,275.25x = 3,373,650.56
5. Step 5: Solve for x
   x = 3,373,650.56/1,275.25
6. Step 6: Final answer
   x = 2,645.48