Finding the Fourth Proportional to 2,607.28, 3,598.31 and 1,488.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607.28 : 3,598.31 = 1,488.39 : x
2. Step 2: Convert to fraction form
   2,607.28/3,598.31 = 1,488.39/x
3. Step 3: Cross multiply
   2,607.28x = 3,598.31 × 1,488.39
4. Step 4: Simplify right side
   2,607.28x = 5,355,667.69
5. Step 5: Solve for x
   x = 5,355,667.69/2,607.28
6. Step 6: Final answer
   x = 2,054.12