Finding the Fourth Proportional to 3,778.39, 5,659.38 and 1,826.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,778.39 : 5,659.38 = 1,826.50 : x
2. Step 2: Convert to fraction form
   3,778.39/5,659.38 = 1,826.50/x
3. Step 3: Cross multiply
   3,778.39x = 5,659.38 × 1,826.50
4. Step 4: Simplify right side
   3,778.39x = 10,336,857.57
5. Step 5: Solve for x
   x = 10,336,857.57/3,778.39
6. Step 6: Final answer
   x = 2,735.78