Finding the Fourth Proportional to 2,056.04, 3,098.36 and 1,861.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056.04 : 3,098.36 = 1,861.10 : x
2. Step 2: Convert to fraction form
   2,056.04/3,098.36 = 1,861.10/x
3. Step 3: Cross multiply
   2,056.04x = 3,098.36 × 1,861.10
4. Step 4: Simplify right side
   2,056.04x = 5,766,357.80
5. Step 5: Solve for x
   x = 5,766,357.80/2,056.04
6. Step 6: Final answer
   x = 2,804.59