Finding the Fourth Proportional to 6,141.68, 8,471.22 and 3,785.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,141.68 : 8,471.22 = 3,785.12 : x
2. Step 2: Convert to fraction form
   6,141.68/8,471.22 = 3,785.12/x
3. Step 3: Cross multiply
   6,141.68x = 8,471.22 × 3,785.12
4. Step 4: Simplify right side
   6,141.68x = 32,064,584.25
5. Step 5: Solve for x
   x = 32,064,584.25/6,141.68
6. Step 6: Final answer
   x = 5,220.82