Finding the Fourth Proportional to 1,859.69, 2,778.55 and 1,795.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,859.69 : 2,778.55 = 1,795.10 : x
2. Step 2: Convert to fraction form
   1,859.69/2,778.55 = 1,795.10/x
3. Step 3: Cross multiply
   1,859.69x = 2,778.55 × 1,795.10
4. Step 4: Simplify right side
   1,859.69x = 4,987,756.72
5. Step 5: Solve for x
   x = 4,987,756.72/1,859.69
6. Step 6: Final answer
   x = 2,682.03