Finding the Fourth Proportional to 6,471.06, 8,929.95 and 3,818.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,471.06 : 8,929.95 = 3,818.71 : x
2. Step 2: Convert to fraction form
   6,471.06/8,929.95 = 3,818.71/x
3. Step 3: Cross multiply
   6,471.06x = 8,929.95 × 3,818.71
4. Step 4: Simplify right side
   6,471.06x = 34,100,870.27
5. Step 5: Solve for x
   x = 34,100,870.27/6,471.06
6. Step 6: Final answer
   x = 5,269.75