Finding the Fourth Proportional to 2,849.83, 4,271.64 and 1,810.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,849.83 : 4,271.64 = 1,810.30 : x
2. Step 2: Convert to fraction form
   2,849.83/4,271.64 = 1,810.30/x
3. Step 3: Cross multiply
   2,849.83x = 4,271.64 × 1,810.30
4. Step 4: Simplify right side
   2,849.83x = 7,732,940.43
5. Step 5: Solve for x
   x = 7,732,940.43/2,849.83
6. Step 6: Final answer
   x = 2,713.47