Finding the Fourth Proportional to 2,371.28, 3,271.49 and 1,810.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371.28 : 3,271.49 = 1,810.86 : x
2. Step 2: Convert to fraction form
   2,371.28/3,271.49 = 1,810.86/x
3. Step 3: Cross multiply
   2,371.28x = 3,271.49 × 1,810.86
4. Step 4: Simplify right side
   2,371.28x = 5,924,195.85
5. Step 5: Solve for x
   x = 5,924,195.85/2,371.28
6. Step 6: Final answer
   x = 2,498.32