Finding the Fourth Proportional to 2,616.41, 3,607.41 and 1,870.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.41 : 3,607.41 = 1,870.10 : x
2. Step 2: Convert to fraction form
   2,616.41/3,607.41 = 1,870.10/x
3. Step 3: Cross multiply
   2,616.41x = 3,607.41 × 1,870.10
4. Step 4: Simplify right side
   2,616.41x = 6,746,217.44
5. Step 5: Solve for x
   x = 6,746,217.44/2,616.41
6. Step 6: Final answer
   x = 2,578.43