Finding the Fourth Proportional to 2,256.93, 3,380.91 and 1,767.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,256.93 : 3,380.91 = 1,767.69 : x
2. Step 2: Convert to fraction form
   2,256.93/3,380.91 = 1,767.69/x
3. Step 3: Cross multiply
   2,256.93x = 3,380.91 × 1,767.69
4. Step 4: Simplify right side
   2,256.93x = 5,976,400.80
5. Step 5: Solve for x
   x = 5,976,400.80/2,256.93
6. Step 6: Final answer
   x = 2,648.02