Finding the Fourth Proportional to 2,868.02, 4,300.94 and 1,018.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.02 : 4,300.94 = 1,018.80 : x
2. Step 2: Convert to fraction form
   2,868.02/4,300.94 = 1,018.80/x
3. Step 3: Cross multiply
   2,868.02x = 4,300.94 × 1,018.80
4. Step 4: Simplify right side
   2,868.02x = 4,381,797.67
5. Step 5: Solve for x
   x = 4,381,797.67/2,868.02
6. Step 6: Final answer
   x = 1,527.81