Finding the Fourth Proportional to 3,272.90, 4,899.71 and 2,160.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,272.90 : 4,899.71 = 2,160.27 : x
2. Step 2: Convert to fraction form
   3,272.90/4,899.71 = 2,160.27/x
3. Step 3: Cross multiply
   3,272.90x = 4,899.71 × 2,160.27
4. Step 4: Simplify right side
   3,272.90x = 10,584,661.22
5. Step 5: Solve for x
   x = 10,584,661.22/3,272.90
6. Step 6: Final answer
   x = 3,234.03