Finding the Fourth Proportional to 2,018.16, 2,783.52 and 1,597.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.16 : 2,783.52 = 1,597.68 : x
2. Step 2: Convert to fraction form
   2,018.16/2,783.52 = 1,597.68/x
3. Step 3: Cross multiply
   2,018.16x = 2,783.52 × 1,597.68
4. Step 4: Simplify right side
   2,018.16x = 4,447,174.23
5. Step 5: Solve for x
   x = 4,447,174.23/2,018.16
6. Step 6: Final answer
   x = 2,203.58