Finding the Fourth Proportional to 2,608.10, 3,599.15 and 1,488.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.10 : 3,599.15 = 1,488.95 : x
2. Step 2: Convert to fraction form
   2,608.10/3,599.15 = 1,488.95/x
3. Step 3: Cross multiply
   2,608.10x = 3,599.15 × 1,488.95
4. Step 4: Simplify right side
   2,608.10x = 5,358,955.95
5. Step 5: Solve for x
   x = 5,358,955.95/2,608.10
6. Step 6: Final answer
   x = 2,054.74