Finding the Fourth Proportional to 2,919.35, 4,353.31 and 2,893.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,919.35 : 4,353.31 = 2,893.02 : x
2. Step 2: Convert to fraction form
   2,919.35/4,353.31 = 2,893.02/x
3. Step 3: Cross multiply
   2,919.35x = 4,353.31 × 2,893.02
4. Step 4: Simplify right side
   2,919.35x = 12,594,212.90
5. Step 5: Solve for x
   x = 12,594,212.90/2,919.35
6. Step 6: Final answer
   x = 4,314.05