Finding the Fourth Proportional to 3,684.72, 5,523.61 and 1,834.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,684.72 : 5,523.61 = 1,834.09 : x
2. Step 2: Convert to fraction form
   3,684.72/5,523.61 = 1,834.09/x
3. Step 3: Cross multiply
   3,684.72x = 5,523.61 × 1,834.09
4. Step 4: Simplify right side
   3,684.72x = 10,130,784.06
5. Step 5: Solve for x
   x = 10,130,784.06/3,684.72
6. Step 6: Final answer
   x = 2,749.40