Finding the Fourth Proportional to 2,868.39, 4,300.27 and 1,018.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.39 : 4,300.27 = 1,018.48 : x
2. Step 2: Convert to fraction form
   2,868.39/4,300.27 = 1,018.48/x
3. Step 3: Cross multiply
   2,868.39x = 4,300.27 × 1,018.48
4. Step 4: Simplify right side
   2,868.39x = 4,379,747.19
5. Step 5: Solve for x
   x = 4,379,747.19/2,868.39
6. Step 6: Final answer
   x = 1,526.90