Finding the Fourth Proportional to 2,182.86, 3,271.22 and 1,856.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.86 : 3,271.22 = 1,856.94 : x
2. Step 2: Convert to fraction form
   2,182.86/3,271.22 = 1,856.94/x
3. Step 3: Cross multiply
   2,182.86x = 3,271.22 × 1,856.94
4. Step 4: Simplify right side
   2,182.86x = 6,074,459.27
5. Step 5: Solve for x
   x = 6,074,459.27/2,182.86
6. Step 6: Final answer
   x = 2,782.80