Finding the Fourth Proportional to 2,806.71, 3,873.59 and 1,627.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,806.71 : 3,873.59 = 1,627.82 : x
2. Step 2: Convert to fraction form
   2,806.71/3,873.59 = 1,627.82/x
3. Step 3: Cross multiply
   2,806.71x = 3,873.59 × 1,627.82
4. Step 4: Simplify right side
   2,806.71x = 6,305,507.27
5. Step 5: Solve for x
   x = 6,305,507.27/2,806.71
6. Step 6: Final answer
   x = 2,246.58