Finding the Fourth Proportional to 5,155.39, 7,114.83 and 2,917.29

Step by Step Solution

1. Step 1: Write the proportion equation
   5,155.39 : 7,114.83 = 2,917.29 : x
2. Step 2: Convert to fraction form
   5,155.39/7,114.83 = 2,917.29/x
3. Step 3: Cross multiply
   5,155.39x = 7,114.83 × 2,917.29
4. Step 4: Simplify right side
   5,155.39x = 20,756,022.41
5. Step 5: Solve for x
   x = 20,756,022.41/5,155.39
6. Step 6: Final answer
   x = 4,026.08