Finding the Fourth Proportional to 3,684.59, 5,519.24 and 1,830.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,684.59 : 5,519.24 = 1,830.09 : x
2. Step 2: Convert to fraction form
   3,684.59/5,519.24 = 1,830.09/x
3. Step 3: Cross multiply
   3,684.59x = 5,519.24 × 1,830.09
4. Step 4: Simplify right side
   3,684.59x = 10,100,724.34
5. Step 5: Solve for x
   x = 10,100,724.34/3,684.59
6. Step 6: Final answer
   x = 2,741.34