Finding the Third Proportional to 1,280.63 and 1,934.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280.63 : 1,934.25 = 1,934.25 : x
2. Step 2: Convert to fraction form
   1,280.63/1,934.25 = 1,934.25/x
3. Step 3: Cross multiply
   1,280.63x = 1,934.25 × 1,934.25
4. Step 4: Simplify right side
   1,280.63x = 3,741,323.06
5. Step 5: Solve for x
   x = 3,741,323.06/1,280.63
6. Step 6: Final answer
   x = 2,921.48