Finding the Third Proportional to 1,048 and 2,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048 : 2,240 = 2,240 : x
2. Step 2: Convert to fraction form
   1,048/2,240 = 2,240/x
3. Step 3: Cross multiply
   1,048x = 2,240 × 2,240
4. Step 4: Simplify right side
   1,048x = 5,017,600
5. Step 5: Solve for x
   x = 5,017,600/1,048
6. Step 6: Final answer
   x = 4,787.79