Finding the Fourth Proportional to 3,821.02, 5,272.77 and 2,329.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,821.02 : 5,272.77 = 2,329.72 : x
2. Step 2: Convert to fraction form
   3,821.02/5,272.77 = 2,329.72/x
3. Step 3: Cross multiply
   3,821.02x = 5,272.77 × 2,329.72
4. Step 4: Simplify right side
   3,821.02x = 12,284,077.72
5. Step 5: Solve for x
   x = 12,284,077.72/3,821.02
6. Step 6: Final answer
   x = 3,214.87