Finding the Fourth Proportional to 5,184.83, 7,155.57 and 2,947.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,184.83 : 7,155.57 = 2,947.41 : x
2. Step 2: Convert to fraction form
   5,184.83/7,155.57 = 2,947.41/x
3. Step 3: Cross multiply
   5,184.83x = 7,155.57 × 2,947.41
4. Step 4: Simplify right side
   5,184.83x = 21,090,398.57
5. Step 5: Solve for x
   x = 21,090,398.57/5,184.83
6. Step 6: Final answer
   x = 4,067.72