Finding the Fourth Proportional to 3,216.16, 4,826.40 and 2,062.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,216.16 : 4,826.40 = 2,062.72 : x
2. Step 2: Convert to fraction form
   3,216.16/4,826.40 = 2,062.72/x
3. Step 3: Cross multiply
   3,216.16x = 4,826.40 × 2,062.72
4. Step 4: Simplify right side
   3,216.16x = 9,955,511.81
5. Step 5: Solve for x
   x = 9,955,511.81/3,216.16
6. Step 6: Final answer
   x = 3,095.47