please show me the steps in excel and the equations used thank you

3. Consider the following investment projects, all with a four- year investment life: $-4,712 $-5,913 $-36,611 $2,763 $1,933 $1,278 $1,811 $1,640 $%1,033 $1,293 $%1,752 0 $-64,820 $20,000 $19,610 $11,170 $18,600 $16,440 2 $18,250 3 $19,560 3 $17,580 a. Compute the net present worth of each project at i 10%. b. Compute the net future worth of each project at i-7%. c. Determine the acceptability of each project based on PW criterion