Finding the Fourth Proportional to 2,072.27, 2,860.78 and 1,599.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.27 : 2,860.78 = 1,599.10 : x
2. Step 2: Convert to fraction form
   2,072.27/2,860.78 = 1,599.10/x
3. Step 3: Cross multiply
   2,072.27x = 2,860.78 × 1,599.10
4. Step 4: Simplify right side
   2,072.27x = 4,574,673.30
5. Step 5: Solve for x
   x = 4,574,673.30/2,072.27
6. Step 6: Final answer
   x = 2,207.57