Finding the Fourth Proportional to 3,680.98, 5,519.67 and 1,833.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,680.98 : 5,519.67 = 1,833.15 : x
2. Step 2: Convert to fraction form
   3,680.98/5,519.67 = 1,833.15/x
3. Step 3: Cross multiply
   3,680.98x = 5,519.67 × 1,833.15
4. Step 4: Simplify right side
   3,680.98x = 10,118,383.06
5. Step 5: Solve for x
   x = 10,118,383.06/3,680.98
6. Step 6: Final answer
   x = 2,748.83