Finding the Fourth Proportional to 2,147.58, 2,964.15 and 1,797.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147.58 : 2,964.15 = 1,797.66 : x
2. Step 2: Convert to fraction form
   2,147.58/2,964.15 = 1,797.66/x
3. Step 3: Cross multiply
   2,147.58x = 2,964.15 × 1,797.66
4. Step 4: Simplify right side
   2,147.58x = 5,328,533.89
5. Step 5: Solve for x
   x = 5,328,533.89/2,147.58
6. Step 6: Final answer
   x = 2,481.18