Finding the Fourth Proportional to 4,904.15, 7,314.81 and 4,165.43

Step by Step Solution

1. Step 1: Write the proportion equation
   4,904.15 : 7,314.81 = 4,165.43 : x
2. Step 2: Convert to fraction form
   4,904.15/7,314.81 = 4,165.43/x
3. Step 3: Cross multiply
   4,904.15x = 7,314.81 × 4,165.43
4. Step 4: Simplify right side
   4,904.15x = 30,469,276.82
5. Step 5: Solve for x
   x = 30,469,276.82/4,904.15
6. Step 6: Final answer
   x = 6,212.96