Finding the Fourth Proportional to 6,315.21, 8,715.06 and 3,482.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,315.21 : 8,715.06 = 3,482.71 : x
2. Step 2: Convert to fraction form
   6,315.21/8,715.06 = 3,482.71/x
3. Step 3: Cross multiply
   6,315.21x = 8,715.06 × 3,482.71
4. Step 4: Simplify right side
   6,315.21x = 30,352,004.82
5. Step 5: Solve for x
   x = 30,352,004.82/6,315.21
6. Step 6: Final answer
   x = 4,806.18