Finding the Fourth Proportional to 4,874.29, 6,724.71 and 3,196.63

Step by Step Solution

1. Step 1: Write the proportion equation
   4,874.29 : 6,724.71 = 3,196.63 : x
2. Step 2: Convert to fraction form
   4,874.29/6,724.71 = 3,196.63/x
3. Step 3: Cross multiply
   4,874.29x = 6,724.71 × 3,196.63
4. Step 4: Simplify right side
   4,874.29x = 21,496,389.30
5. Step 5: Solve for x
   x = 21,496,389.30/4,874.29
6. Step 6: Final answer
   x = 4,410.16