Finding the Fourth Proportional to 2,608.09, 3,599.50 and 1,488.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.09 : 3,599.50 = 1,488.77 : x
2. Step 2: Convert to fraction form
   2,608.09/3,599.50 = 1,488.77/x
3. Step 3: Cross multiply
   2,608.09x = 3,599.50 × 1,488.77
4. Step 4: Simplify right side
   2,608.09x = 5,358,827.62
5. Step 5: Solve for x
   x = 5,358,827.62/2,608.09
6. Step 6: Final answer
   x = 2,054.69