Finding the Fourth Proportional to 2,654.37, 3,980.34 and 1,559.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.37 : 3,980.34 = 1,559.25 : x
2. Step 2: Convert to fraction form
   2,654.37/3,980.34 = 1,559.25/x
3. Step 3: Cross multiply
   2,654.37x = 3,980.34 × 1,559.25
4. Step 4: Simplify right side
   2,654.37x = 6,206,345.15
5. Step 5: Solve for x
   x = 6,206,345.15/2,654.37
6. Step 6: Final answer
   x = 2,338.16