Finding the Fourth Proportional to 2,607.31, 3,598.09 and 1,559.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607.31 : 3,598.09 = 1,559.38 : x
2. Step 2: Convert to fraction form
   2,607.31/3,598.09 = 1,559.38/x
3. Step 3: Cross multiply
   2,607.31x = 3,598.09 × 1,559.38
4. Step 4: Simplify right side
   2,607.31x = 5,610,773.54
5. Step 5: Solve for x
   x = 5,610,773.54/2,607.31
6. Step 6: Final answer
   x = 2,151.94