Finding the Fourth Proportional to 2,615.08, 3,608.82 and 1,436.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615.08 : 3,608.82 = 1,436.17 : x
2. Step 2: Convert to fraction form
   2,615.08/3,608.82 = 1,436.17/x
3. Step 3: Cross multiply
   2,615.08x = 3,608.82 × 1,436.17
4. Step 4: Simplify right side
   2,615.08x = 5,182,853.79
5. Step 5: Solve for x
   x = 5,182,853.79/2,615.08
6. Step 6: Final answer
   x = 1,981.91