Finding the Fourth Proportional to 3,982.06, 5,970.71 and 1,759.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,982.06 : 5,970.71 = 1,759.78 : x
2. Step 2: Convert to fraction form
   3,982.06/5,970.71 = 1,759.78/x
3. Step 3: Cross multiply
   3,982.06x = 5,970.71 × 1,759.78
4. Step 4: Simplify right side
   3,982.06x = 10,507,114.32
5. Step 5: Solve for x
   x = 10,507,114.32/3,982.06
6. Step 6: Final answer
   x = 2,638.61