Finding the Fourth Proportional to 2,738.13, 3,778.61 and 1,559.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738.13 : 3,778.61 = 1,559.37 : x
2. Step 2: Convert to fraction form
   2,738.13/3,778.61 = 1,559.37/x
3. Step 3: Cross multiply
   2,738.13x = 3,778.61 × 1,559.37
4. Step 4: Simplify right side
   2,738.13x = 5,892,251.08
5. Step 5: Solve for x
   x = 5,892,251.08/2,738.13
6. Step 6: Final answer
   x = 2,151.93