Finding the Fourth Proportional to 2,568.93, 3,855.59 and 1,010.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.93 : 3,855.59 = 1,010.03 : x
2. Step 2: Convert to fraction form
   2,568.93/3,855.59 = 1,010.03/x
3. Step 3: Cross multiply
   2,568.93x = 3,855.59 × 1,010.03
4. Step 4: Simplify right side
   2,568.93x = 3,894,254.71
5. Step 5: Solve for x
   x = 3,894,254.71/2,568.93
6. Step 6: Final answer
   x = 1,515.90